<a href="struct.ChangeSet.html" title="struct bdk_wallet::ChangeSet"><code>ChangeSet</code></a>s (see <a href="struct.Wallet.html#method.take_staged" title="method bdk_wallet::Wallet::take_staged"><code>take_staged</code></a>). Also see individual functions and example for instructions
on when <a href="struct.Wallet.html" title="struct bdk_wallet::Wallet"><code>Wallet</code></a> state needs to be persisted.</p>
<p>The <code>Wallet</code> descriptor (external) and change descriptor (internal) must not derive the same
-script pubkeys. See [<code>KeychainTxOutIndex::insert_descriptor()</code>] for more details.</p>
+script pubkeys. See <a href="../bdk_chain/indexer/keychain_txout/struct.KeychainTxOutIndex.html#method.insert_descriptor" title="method bdk_chain::indexer::keychain_txout::KeychainTxOutIndex::insert_descriptor"><code>KeychainTxOutIndex::insert_descriptor()</code></a> for more details.</p>
</div></details><h2 id="implementations" class="section-header">Implementations<a href="#implementations" class="anchor">§</a></h2><div id="implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-Wallet" class="impl"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#294-2465">source</a><a href="#impl-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.create_single" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#335-340">source</a><h4 class="code-header">pub fn <a href="#method.create_single" class="fn">create_single</a><D>(descriptor: D) -> <a class="struct" href="struct.CreateParams.html" title="struct bdk_wallet::CreateParams">CreateParams</a><div class="where">where
D: <a class="trait" href="descriptor/trait.IntoWalletDescriptor.html" title="trait bdk_wallet::descriptor::IntoWalletDescriptor">IntoWalletDescriptor</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> + 'static,</div></h4></section></summary><div class="docblock"><p>Build a new single descriptor <a href="struct.Wallet.html" title="struct bdk_wallet::Wallet"><code>Wallet</code></a>.</p>
<p>If you have previously created a wallet, use <a href="struct.Wallet.html#method.load" title="associated function bdk_wallet::Wallet::load"><code>load</code></a> instead.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.calculate_fee" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#941-943">source</a><h4 class="code-header">pub fn <a href="#method.calculate_fee" class="fn">calculate_fee</a>(
&self,
tx: &Transaction
-) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Amount,
CalculateFeeError></h4></section></summary><div class="docblock"><p>Calculates the fee of a given transaction. Returns [<code>Amount::ZERO</code>] if <code>tx</code> is a coinbase transaction.</p>
+) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><Amount,
<a class="enum" href="../bdk_chain/tx_graph/enum.CalculateFeeError.html" title="enum bdk_chain::tx_graph::CalculateFeeError">CalculateFeeError</a>></h4></section></summary><div class="docblock"><p>Calculates the fee of a given transaction. Returns [<code>Amount::ZERO</code>] if <code>tx</code> is a coinbase transaction.</p>
<p>To calculate the fee for a [<code>Transaction</code>] with inputs not owned by this wallet you must
manually insert the TxOut(s) into the tx graph using the <a href="struct.Wallet.html#method.insert_txout" title="method bdk_wallet::Wallet::insert_txout"><code>insert_txout</code></a> function.</p>
<p>Note <code>tx</code> does not have to be in the graph for this to work.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.calculate_fee_rate" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#972-974">source</a><h4 class="code-header">pub fn <a href="#method.calculate_fee_rate" class="fn">calculate_fee_rate</a>(
&self,
tx: &Transaction
-) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><FeeRate,
CalculateFeeError></h4></section></summary><div class="docblock"><p>Calculate the [<code>FeeRate</code>] for a given transaction.</p>
+) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><FeeRate,
<a class="enum" href="../bdk_chain/tx_graph/enum.CalculateFeeError.html" title="enum bdk_chain::tx_graph::CalculateFeeError">CalculateFeeError</a>></h4></section></summary><div class="docblock"><p>Calculate the [<code>FeeRate</code>] for a given transaction.</p>
<p>To calculate the fee rate for a [<code>Transaction</code>] with inputs not owned by this wallet you must
manually insert the TxOut(s) into the tx graph using the <a href="struct.Wallet.html#method.insert_txout" title="method bdk_wallet::Wallet::insert_txout"><code>insert_txout</code></a> function.</p>
<p>Note <code>tx</code> does not have to be in the graph for this to work.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.get_tx" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#1048-1062">source</a><h4 class="code-header">pub fn <a href="#method.get_tx" class="fn">get_tx</a>(
&self,
txid: Txid
-) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><CanonicalTx<'_, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><Transaction>, <a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>>></h4></section></summary><div class="docblock"><p>Get a single transaction from the wallet as a [<code>CanonicalTx</code>] (if the transaction exists).</p>
+) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="../bdk_chain/tx_graph/struct.CanonicalTx.html" title="struct bdk_chain::tx_graph::CanonicalTx">CanonicalTx</a><'_, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><Transaction>, <a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>>></h4></section></summary><div class="docblock"><p>Get a single transaction from the wallet as a <a href="../bdk_chain/tx_graph/struct.CanonicalTx.html" title="struct bdk_chain::tx_graph::CanonicalTx"><code>CanonicalTx</code></a> (if the transaction exists).</p>
<p><code>CanonicalTx</code> contains the full transaction alongside meta-data such as:</p>
<ul>
-<li>Blocks that the transaction is <a href="bdk_chain::Anchor"><code>Anchor</code></a>ed in. These may or may not be blocks that exist
+<li>Blocks that the transaction is <a href="../bdk_chain/tx_data_traits/trait.Anchor.html" title="trait bdk_chain::tx_data_traits::Anchor"><code>Anchor</code></a>ed in. These may or may not be blocks that exist
in the best chain.</li>
-<li>The [<code>ChainPosition</code>] of the transaction in the best chain - whether the transaction is
+<li>The <a href="../bdk_chain/chain_data/enum.ChainPosition.html" title="enum bdk_chain::chain_data::ChainPosition"><code>ChainPosition</code></a> of the transaction in the best chain - whether the transaction is
confirmed or unconfirmed. If the transaction is confirmed, the anchor which proves the
confirmation is provided. If the transaction is unconfirmed, the unix timestamp of when
the transaction was last seen in the mempool is provided.</li>
</div></details><details class="toggle method-toggle" open><summary><section id="method.insert_checkpoint" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#1074-1082">source</a><h4 class="code-header">pub fn <a href="#method.insert_checkpoint" class="fn">insert_checkpoint</a>(
&mut self,
block_id: <a class="struct" href="../bdk_core/block_id/struct.BlockId.html" title="struct bdk_core::block_id::BlockId">BlockId</a>
-) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>,
AlterCheckPointError></h4></section></summary><div class="docblock"><p>Add a new checkpoint to the wallet’s internal view of the chain.</p>
+) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>,
<a class="struct" href="../bdk_chain/local_chain/struct.AlterCheckPointError.html" title="struct bdk_chain::local_chain::AlterCheckPointError">AlterCheckPointError</a>></h4></section></summary><div class="docblock"><p>Add a new checkpoint to the wallet’s internal view of the chain.</p>
<p>Returns whether anything changed with the insertion (e.g. <code>false</code> if checkpoint was already
there).</p>
<p><strong>WARNING</strong>: You must persist the changes resulting from one or more calls to this method
must be broadcast to the network and the wallet synced via a chain source.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.transactions" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#1105-1111">source</a><h4 class="code-header">pub fn <a href="#method.transactions" class="fn">transactions</a>(
&self
-) -> impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a><Item =
CanonicalTx<'_, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><Transaction>, <a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>>> + '_</h4></section></summary><div class="docblock"><p>Iterate over the transactions in the wallet.</p>
+) -> impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a><Item =
<a class="struct" href="../bdk_chain/tx_graph/struct.CanonicalTx.html" title="struct bdk_chain::tx_graph::CanonicalTx">CanonicalTx</a><'_, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><Transaction>, <a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>>> + '_</h4></section></summary><div class="docblock"><p>Iterate over the transactions in the wallet.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.balance" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#1115-1122">source</a><h4 class="code-header">pub fn <a href="#method.balance" class="fn">balance</a>(&self) -> <a class="struct" href="struct.Balance.html" title="struct bdk_wallet::Balance">Balance</a></h4></section></summary><div class="docblock"><p>Return the balance, separated into available, trusted-pending, untrusted-pending and immature
values.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.add_signer" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#1127-1139">source</a><h4 class="code-header">pub fn <a href="#method.add_signer" class="fn">add_signer</a>(
</div></details><details class="toggle method-toggle" open><summary><section id="method.apply_update" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2282-2288">source</a><h4 class="code-header">pub fn <a href="#method.apply_update" class="fn">apply_update</a>(
&mut self,
update: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><<a class="struct" href="struct.Update.html" title="struct bdk_wallet::Update">Update</a>>
-) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>,
CannotConnectError></h4></section><span class="item-info"><div class="stab portability">Available on <strong>crate feature <code>std</code></strong> only.</div></span></summary><div class="docblock"><p>Applies an update to the wallet and stages the changes (but does not persist them).</p>
+) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>,
<a class="struct" href="../bdk_chain/local_chain/struct.CannotConnectError.html" title="struct bdk_chain::local_chain::CannotConnectError">CannotConnectError</a>></h4></section><span class="item-info"><div class="stab portability">Available on <strong>crate feature <code>std</code></strong> only.</div></span></summary><div class="docblock"><p>Applies an update to the wallet and stages the changes (but does not persist them).</p>
<p>Usually you create an <code>update</code> by interacting with some blockchain data source and inserting
transactions related to your wallet into it.</p>
<p>After applying updates you should persist the staged wallet changes. For an example of how
&mut self,
update: impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><<a class="struct" href="struct.Update.html" title="struct bdk_wallet::Update">Update</a>>,
seen_at: <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a>>
-) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>,
CannotConnectError></h4></section></summary><div class="docblock"><p>Applies an <code>update</code> alongside an optional <code>seen_at</code> timestamp and stages the changes.</p>
+) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>,
<a class="struct" href="../bdk_chain/local_chain/struct.CannotConnectError.html" title="struct bdk_chain::local_chain::CannotConnectError">CannotConnectError</a>></h4></section></summary><div class="docblock"><p>Applies an <code>update</code> alongside an optional <code>seen_at</code> timestamp and stages the changes.</p>
<p><code>seen_at</code> represents when the update is seen (in unix seconds). It is used to determine the
<code>last_seen</code>s for all transactions in the update which have no corresponding anchor(s). The
<code>last_seen</code> value is used internally to determine precedence of conflicting unconfirmed
</div></details><details class="toggle method-toggle" open><summary><section id="method.staged" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2329-2335">source</a><h4 class="code-header">pub fn <a href="#method.staged" class="fn">staged</a>(&self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><&<a class="struct" href="struct.ChangeSet.html" title="struct bdk_wallet::ChangeSet">ChangeSet</a>></h4></section></summary><div class="docblock"><p>Get a reference of the staged <a href="struct.ChangeSet.html" title="struct bdk_wallet::ChangeSet"><code>ChangeSet</code></a> that is yet to be committed (if any).</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.staged_mut" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2338-2344">source</a><h4 class="code-header">pub fn <a href="#method.staged_mut" class="fn">staged_mut</a>(&mut self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><&mut <a class="struct" href="struct.ChangeSet.html" title="struct bdk_wallet::ChangeSet">ChangeSet</a>></h4></section></summary><div class="docblock"><p>Get a mutable reference of the staged <a href="struct.ChangeSet.html" title="struct bdk_wallet::ChangeSet"><code>ChangeSet</code></a> that is yet to be commited (if any).</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.take_staged" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2347-2349">source</a><h4 class="code-header">pub fn <a href="#method.take_staged" class="fn">take_staged</a>(&mut self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="struct.ChangeSet.html" title="struct bdk_wallet::ChangeSet">ChangeSet</a>></h4></section></summary><div class="docblock"><p>Take the staged <a href="struct.ChangeSet.html" title="struct bdk_wallet::ChangeSet"><code>ChangeSet</code></a> to be persisted now (if any).</p>
-</div></details><details class="toggle method-toggle" open><summary><section id="method.tx_graph" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2352-2354">source</a><h4 class="code-header">pub fn <a href="#method.tx_graph" class="fn">tx_graph</a>(&self) -> &TxGraph<<a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>></h4></section></summary><div class="docblock"><p>Get a reference to the inner [<code>TxGraph</code>].</p>
+</div></details><details class="toggle method-toggle" open><summary><section id="method.tx_graph" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2352-2354">source</a><h4 class="code-header">pub fn <a href="#method.tx_graph" class="fn">tx_graph</a>(&self) -> &<a class="struct" href="../bdk_chain/tx_graph/struct.TxGraph.html" title="struct bdk_chain::tx_graph::TxGraph">TxGraph</a><<a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>></h4></section></summary><div class="docblock"><p>Get a reference to the inner <a href="../bdk_chain/tx_graph/struct.TxGraph.html" title="struct bdk_chain::tx_graph::TxGraph"><code>TxGraph</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.unbroadcast_transactions" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2358-2362">source</a><h4 class="code-header">pub fn <a href="#method.unbroadcast_transactions" class="fn">unbroadcast_transactions</a>(
&self
-) -> impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a><Item =
TxNode<'_, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><Transaction>, <a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>>></h4></section></summary><div class="docblock"><p>Iterate over transactions in the wallet that are unseen and unanchored likely
+) -> impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a><Item =
<a class="struct" href="../bdk_chain/tx_graph/struct.TxNode.html" title="struct bdk_chain::tx_graph::TxNode">TxNode</a><'_, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a><Transaction>, <a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>>></h4></section></summary><div class="docblock"><p>Iterate over transactions in the wallet that are unseen and unanchored likely
because they haven’t been broadcast.</p>
-</div></details><details class="toggle method-toggle" open><summary><section id="method.spk_index" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2365-2367">source</a><h4 class="code-header">pub fn <a href="#method.spk_index" class="fn">spk_index</a>(&self) -> &KeychainTxOutIndex<<a class="enum" href="enum.KeychainKind.html" title="enum bdk_wallet::KeychainKind">KeychainKind</a>></h4></section></summary><div class="docblock"><p>Get a reference to the inner [<code>KeychainTxOutIndex</code>].</p>
-</div></details><details class="toggle method-toggle" open><summary><section id="method.local_chain" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2370-2372">source</a><h4 class="code-header">pub fn <a href="#method.local_chain" class="fn">local_chain</a>(&self) -> &LocalChain</h4></section></summary><div class="docblock"><p>Get a reference to the inner [<code>LocalChain</code>].</p>
+</div></details><details class="toggle method-toggle" open><summary><section id="method.spk_index" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2365-2367">source</a><h4 class="code-header">pub fn <a href="#method.spk_index" class="fn">spk_index</a>(&self) -> &<a class="struct" href="../bdk_chain/indexer/keychain_txout/struct.KeychainTxOutIndex.html" title="struct bdk_chain::indexer::keychain_txout::KeychainTxOutIndex">KeychainTxOutIndex</a><<a class="enum" href="enum.KeychainKind.html" title="enum bdk_wallet::KeychainKind">KeychainKind</a>></h4></section></summary><div class="docblock"><p>Get a reference to the inner <a href="../bdk_chain/indexer/keychain_txout/struct.KeychainTxOutIndex.html" title="struct bdk_chain::indexer::keychain_txout::KeychainTxOutIndex"><code>KeychainTxOutIndex</code></a>.</p>
+</div></details><details class="toggle method-toggle" open><summary><section id="method.local_chain" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2370-2372">source</a><h4 class="code-header">pub fn <a href="#method.local_chain" class="fn">local_chain</a>(&self) -> &<a class="struct" href="../bdk_chain/local_chain/struct.LocalChain.html" title="struct bdk_chain::local_chain::LocalChain">LocalChain</a></h4></section></summary><div class="docblock"><p>Get a reference to the inner <a href="../bdk_chain/local_chain/struct.LocalChain.html" title="struct bdk_chain::local_chain::LocalChain"><code>LocalChain</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.apply_block" class="method"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2381-2399">source</a><h4 class="code-header">pub fn <a href="#method.apply_block" class="fn">apply_block</a>(
&mut self,
block: &Block,
height: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>
-) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>,
CannotConnectError></h4></section></summary><div class="docblock"><p>Introduces a <code>block</code> of <code>height</code> to the wallet, and tries to connect it to the
+) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>,
<a class="struct" href="../bdk_chain/local_chain/struct.CannotConnectError.html" title="struct bdk_chain::local_chain::CannotConnectError">CannotConnectError</a>></h4></section></summary><div class="docblock"><p>Introduces a <code>block</code> of <code>height</code> to the wallet, and tries to connect it to the
<code>prev_blockhash</code> of the block’s header.</p>
<p>This is a convenience method that is equivalent to calling <a href="struct.Wallet.html#method.apply_block_connected_to" title="method bdk_wallet::Wallet::apply_block_connected_to"><code>apply_block_connected_to</code></a>
with <code>prev_blockhash</code> and <code>height-1</code> as the <code>connected_to</code> parameter.</p>
block: &Block,
height: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>,
connected_to: <a class="struct" href="../bdk_core/block_id/struct.BlockId.html" title="struct bdk_core::block_id::BlockId">BlockId</a>
-) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>,
ApplyHeaderError></h4></section></summary><div class="docblock"><p>Applies relevant transactions from <code>block</code> of <code>height</code> to the wallet, and connects the
+) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>,
<a class="enum" href="../bdk_chain/local_chain/enum.ApplyHeaderError.html" title="enum bdk_chain::local_chain::ApplyHeaderError">ApplyHeaderError</a>></h4></section></summary><div class="docblock"><p>Applies relevant transactions from <code>block</code> of <code>height</code> to the wallet, and connects the
block to the internal chain.</p>
<p>The <code>connected_to</code> parameter informs the wallet how this block connects to the internal
-[<code>LocalChain</code>]. Relevant transactions are filtered from the <code>block</code> and inserted into the
-internal [<code>TxGraph</code>].</p>
+<a href="../bdk_chain/local_chain/struct.LocalChain.html" title="struct bdk_chain::local_chain::LocalChain"><code>LocalChain</code></a>. Relevant transactions are filtered from the <code>block</code> and inserted into the
+internal <a href="../bdk_chain/tx_graph/struct.TxGraph.html" title="struct bdk_chain::tx_graph::TxGraph"><code>TxGraph</code></a>.</p>
<p><strong>WARNING</strong>: You must persist the changes resulting from one or more calls to this method
if you need the inserted block data to be reloaded after closing the wallet.
See <a href="struct.Wallet.html#method.reveal_next_address" title="method bdk_wallet::Wallet::reveal_next_address"><code>Wallet::reveal_next_address</code></a>.</p>
start a blockchain full scan with a spk based blockchain client.</p>
<p>This operation is generally only used when importing or restoring a previously used wallet
in which the list of used scripts is not known.</p>
-</div></details></div></details></div><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-AsRef%3CTxGraph%3CConfirmationBlockTime%3E%3E-for-Wallet" class="impl"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2497-2501">source</a><a href="#impl-AsRef%3CTxGraph%3CConfirmationBlockTime%3E%3E-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.AsRef.html" title="trait core::convert::AsRef">AsRef</a><
TxGraph<<a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>>> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.as_ref" class="method trait-impl"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2498-2500">source</a><a href="#method.as_ref" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.AsRef.html#tymethod.as_ref" class="fn">as_ref</a>(&self) -> &TxGraph<<a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>></h4></section></summary><div class='docblock'>Converts this type into a shared reference of the (usually inferred) input type.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Debug-for-Wallet" class="impl"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#114">source</a><a href="#impl-Debug-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#114">source</a><a href="#method.fmt" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt" class="fn">fmt</a>(&self, f: &mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a><'_>) -> <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></div></details></div></details></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synthetic-implementations-list"><section id="impl-Freeze-for-Wallet" class="impl"><a href="#impl-Freeze-for-Wallet" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-RefUnwindSafe-for-Wallet" class="impl"><a href="#impl-RefUnwindSafe-for-Wallet" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-Send-for-Wallet" class="impl"><a href="#impl-Send-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-Sync-for-Wallet" class="impl"><a href="#impl-Sync-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-Unpin-for-Wallet" class="impl"><a href="#impl-Unpin-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-UnwindSafe-for-Wallet" class="impl"><a href="#impl-UnwindSafe-for-Wallet" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section></div><h2 id="blanket-implementations" class="section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor">§</a></h2><div id="blanket-implementations-list"><details class="toggle implementors-toggle"><summary><section id="impl-Any-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#140">source</a><a href="#impl-Any-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<div class="where">where
+</div></details></div></details></div><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-AsRef%3CTxGraph%3CConfirmationBlockTime%3E%3E-for-Wallet" class="impl"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2497-2501">source</a><a href="#impl-AsRef%3CTxGraph%3CConfirmationBlockTime%3E%3E-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.AsRef.html" title="trait core::convert::AsRef">AsRef</a><
<a class="struct" href="../bdk_chain/tx_graph/struct.TxGraph.html" title="struct bdk_chain::tx_graph::TxGraph">TxGraph</a><<a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>>> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.as_ref" class="method trait-impl"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#2498-2500">source</a><a href="#method.as_ref" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.AsRef.html#tymethod.as_ref" class="fn">as_ref</a>(&self) -> &<a class="struct" href="../bdk_chain/tx_graph/struct.TxGraph.html" title="struct bdk_chain::tx_graph::TxGraph">TxGraph</a><<a class="struct" href="../bdk_core/block_id/struct.ConfirmationBlockTime.html" title="struct bdk_core::block_id::ConfirmationBlockTime">ConfirmationBlockTime</a>></h4></section></summary><div class='docblock'>Converts this type into a shared reference of the (usually inferred) input type.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Debug-for-Wallet" class="impl"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#114">source</a><a href="#impl-Debug-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl"><a class="src rightside" href="../src/bdk_wallet/wallet/mod.rs.html#114">source</a><a href="#method.fmt" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt" class="fn">fmt</a>(&self, f: &mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a><'_>) -> <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></div></details></div></details></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synthetic-implementations-list"><section id="impl-Freeze-for-Wallet" class="impl"><a href="#impl-Freeze-for-Wallet" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-RefUnwindSafe-for-Wallet" class="impl"><a href="#impl-RefUnwindSafe-for-Wallet" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-Send-for-Wallet" class="impl"><a href="#impl-Send-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-Sync-for-Wallet" class="impl"><a href="#impl-Sync-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-Unpin-for-Wallet" class="impl"><a href="#impl-Unpin-for-Wallet" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section><section id="impl-UnwindSafe-for-Wallet" class="impl"><a href="#impl-UnwindSafe-for-Wallet" class="anchor">§</a><h3 class="code-header">impl !<a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.Wallet.html" title="struct bdk_wallet::Wallet">Wallet</a></h3></section></div><h2 id="blanket-implementations" class="section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor">§</a></h2><div id="blanket-implementations-list"><details class="toggle implementors-toggle"><summary><section id="impl-Any-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#140">source</a><a href="#impl-Any-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<div class="where">where
T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#141">source</a><a href="#method.type_id" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fn">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#208">source</a><a href="#impl-Borrow%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#210">source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&T</a></h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#216">source</a><a href="#impl-BorrowMut%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#217">source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fn">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut T</a></h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#765">source</a><a href="#impl-From%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#768">source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(t: T) -> T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
(function() {var type_impls = {
"bdk_chain":[["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#610\">source</a><a href=\"#impl-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.new\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0, const since 1.66.0\">1.0.0 (const: 1.66.0)</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#629\">source</a></span><h4 class=\"code-header\">pub const fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.new\" class=\"fn\">new</a>() -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h4></section></summary><div class=\"docblock\"><p>Makes a new, empty <code>BTreeMap</code>.</p>\n<p>Does not allocate anything on its own.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n\n<span class=\"comment\">// entries can now be inserted into the empty map\n</span>map.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);</code></pre></div>\n</div></details></div></details>",0,"bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2359\">source</a><a href=\"#impl-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.iter\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2380\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.iter\" class=\"fn\">iter</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Iter.html\" title=\"struct alloc::collections::btree::map::Iter\">Iter</a><'_, K, V> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"Iter<'_, K, V>\">ⓘ</a></h4></section></summary><div class=\"docblock\"><p>Gets an iterator over the entries of the map, sorted by key.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">for </span>(key, value) <span class=\"kw\">in </span>map.iter() {\n <span class=\"macro\">println!</span>(<span class=\"string\">\"{key}: {value}\"</span>);\n}\n\n<span class=\"kw\">let </span>(first_key, first_value) = map.iter().next().unwrap();\n<span class=\"macro\">assert_eq!</span>((<span class=\"kw-2\">*</span>first_key, <span class=\"kw-2\">*</span>first_value), (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.iter_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2411\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.iter_mut\" class=\"fn\">iter_mut</a>(&mut self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IterMut.html\" title=\"struct alloc::collections::btree::map::IterMut\">IterMut</a><'_, K, V> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"IterMut<'_, K, V>\">ⓘ</a></h4></section></summary><div class=\"docblock\"><p>Gets a mutable iterator over the entries of the map, sorted by key.</p>\n<h5 id=\"examples-1\"><a class=\"doc-anchor\" href=\"#examples-1\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::from([\n (<span class=\"string\">\"a\"</span>, <span class=\"number\">1</span>),\n (<span class=\"string\">\"b\"</span>, <span class=\"number\">2</span>),\n (<span class=\"string\">\"c\"</span>, <span class=\"number\">3</span>),\n]);\n\n<span class=\"comment\">// add 10 to the value if the key isn't \"a\"\n</span><span class=\"kw\">for </span>(key, value) <span class=\"kw\">in </span>map.iter_mut() {\n <span class=\"kw\">if </span>key != <span class=\"kw-2\">&</span><span class=\"string\">\"a\" </span>{\n <span class=\"kw-2\">*</span>value += <span class=\"number\">10</span>;\n }\n}</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.keys\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2436\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.keys\" class=\"fn\">keys</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Keys.html\" title=\"struct alloc::collections::btree::map::Keys\">Keys</a><'_, K, V> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"Keys<'_, K, V>\">ⓘ</a></h4></section></summary><div class=\"docblock\"><p>Gets an iterator over the keys of the map, in sorted order.</p>\n<h5 id=\"examples-2\"><a class=\"doc-anchor\" href=\"#examples-2\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">let </span>keys: Vec<<span class=\"kw\">_</span>> = a.keys().cloned().collect();\n<span class=\"macro\">assert_eq!</span>(keys, [<span class=\"number\">1</span>, <span class=\"number\">2</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.values\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2455\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.values\" class=\"fn\">values</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Values.html\" title=\"struct alloc::collections::btree::map::Values\">Values</a><'_, K, V> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"Values<'_, K, V>\">ⓘ</a></h4></section></summary><div class=\"docblock\"><p>Gets an iterator over the values of the map, in order by key.</p>\n<h5 id=\"examples-3\"><a class=\"doc-anchor\" href=\"#examples-3\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"hello\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"goodbye\"</span>);\n\n<span class=\"kw\">let </span>values: Vec<<span class=\"kw-2\">&</span>str> = a.values().cloned().collect();\n<span class=\"macro\">assert_eq!</span>(values, [<span class=\"string\">\"hello\"</span>, <span class=\"string\">\"goodbye\"</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.values_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.10.0\">1.10.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2479\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.values_mut\" class=\"fn\">values_mut</a>(&mut self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.ValuesMut.html\" title=\"struct alloc::collections::btree::map::ValuesMut\">ValuesMut</a><'_, K, V> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"ValuesMut<'_, K, V>\">ⓘ</a></h4></section></summary><div class=\"docblock\"><p>Gets a mutable iterator over the values of the map, in order by key.</p>\n<h5 id=\"examples-4\"><a class=\"doc-anchor\" href=\"#examples-4\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, String::from(<span class=\"string\">\"hello\"</span>));\na.insert(<span class=\"number\">2</span>, String::from(<span class=\"string\">\"goodbye\"</span>));\n\n<span class=\"kw\">for </span>value <span class=\"kw\">in </span>a.values_mut() {\n value.push_str(<span class=\"string\">\"!\"</span>);\n}\n\n<span class=\"kw\">let </span>values: Vec<String> = a.values().cloned().collect();\n<span class=\"macro\">assert_eq!</span>(values, [String::from(<span class=\"string\">\"hello!\"</span>),\n String::from(<span class=\"string\">\"goodbye!\"</span>)]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.len\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0, const unstable\">1.0.0 (const: <a href=\"https://github.com/rust-lang/rust/issues/71835\" title=\"Tracking issue for const_btree_len\">unstable</a>)</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2503\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.len\" class=\"fn\">len</a>(&self) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a></h4></section></summary><div class=\"docblock\"><p>Returns the number of elements in the map.</p>\n<h5 id=\"examples-5\"><a class=\"doc-anchor\" href=\"#examples-5\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">0</span>);\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">1</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.is_empty\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0, const unstable\">1.0.0 (const: <a href=\"https://github.com/rust-lang/rust/issues/71835\" title=\"Tracking issue for const_btree_len\">unstable</a>)</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2526\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.is_empty\" class=\"fn\">is_empty</a>(&self) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class=\"docblock\"><p>Returns <code>true</code> if the map contains no elements.</p>\n<h5 id=\"examples-6\"><a class=\"doc-anchor\" href=\"#examples-6\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\n<span class=\"macro\">assert!</span>(a.is_empty());\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert!</span>(!a.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.lower_bound\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2570-2573\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.lower_bound\" class=\"fn\">lower_bound</a><Q>(&self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\">Cursor</a><'_, K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\"><code>Cursor</code></a> pointing at the gap before the smallest key\ngreater than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap before the smallest key in the map.</p>\n<h5 id=\"examples-7\"><a class=\"doc-anchor\" href=\"#examples-7\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span>cursor = map.lower_bound(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.lower_bound(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.lower_bound(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">None</span>);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.lower_bound_mut\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2623-2626\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.lower_bound_mut\" class=\"fn\">lower_bound_mut</a><Q>(&mut self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\">CursorMut</a><'_, K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\"><code>CursorMut</code></a> pointing at the gap before the smallest key\ngreater than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap before the smallest key in the map.</p>\n<h5 id=\"examples-8\"><a class=\"doc-anchor\" href=\"#examples-8\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.lower_bound_mut(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"b\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.lower_bound_mut(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.lower_bound_mut(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">None</span>);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"a\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.upper_bound\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2693-2696\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.upper_bound\" class=\"fn\">upper_bound</a><Q>(&self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\">Cursor</a><'_, K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\"><code>Cursor</code></a> pointing at the gap after the greatest key\nsmaller than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap after the greatest key in the map.</p>\n<h5 id=\"examples-9\"><a class=\"doc-anchor\" href=\"#examples-9\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span>cursor = map.upper_bound(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"c\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"d\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.upper_bound(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.upper_bound(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"d\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.upper_bound_mut\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2746-2749\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.upper_bound_mut\" class=\"fn\">upper_bound_mut</a><Q>(&mut self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\">CursorMut</a><'_, K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\"><code>CursorMut</code></a> pointing at the gap after the greatest key\nsmaller than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap after the greatest key in the map.</p>\n<h5 id=\"examples-10\"><a class=\"doc-anchor\" href=\"#examples-10\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.upper_bound_mut(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"c\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"d\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.upper_bound_mut(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.upper_bound_mut(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"d\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details></div></details>",0,"bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#634\">source</a><a href=\"#impl-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.clear\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#648\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.clear\" class=\"fn\">clear</a>(&mut self)</h4></section></summary><div class=\"docblock\"><p>Clears the map, removing all elements.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\na.clear();\n<span class=\"macro\">assert!</span>(a.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.new_in\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#674\">source</a><h4 class=\"code-header\">pub const fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.new_in\" class=\"fn\">new_in</a>(alloc: A) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btreemap_alloc</code>)</span></div></span></summary><div class=\"docblock\"><p>Makes a new empty BTreeMap with a reasonable choice for B.</p>\n<h5 id=\"examples-1\"><a class=\"doc-anchor\" href=\"#examples-1\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::alloc::Global;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new_in(Global);\n\n<span class=\"comment\">// entries can now be inserted into the empty map\n</span>map.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);</code></pre></div>\n</div></details></div></details>",0,"bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#679\">source</a><a href=\"#impl-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.get\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#696-699\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.get\" class=\"fn\">get</a><Q>(&self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns a reference to the value corresponding to the key.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.get(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>(<span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>));\n<span class=\"macro\">assert_eq!</span>(map.get(<span class=\"kw-2\">&</span><span class=\"number\">2</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.get_key_value\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.40.0\">1.40.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#724-727\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.get_key_value\" class=\"fn\">get_key_value</a><Q>(&self, k: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>)><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the key-value pair corresponding to the supplied key.</p>\n<p>The supplied key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-1\"><a class=\"doc-anchor\" href=\"#examples-1\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.get_key_value(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(map.get_key_value(<span class=\"kw-2\">&</span><span class=\"number\">2</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.first_key_value\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#751-753\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.first_key_value\" class=\"fn\">first_key_value</a>(&self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>)><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the first key-value pair in the map.\nThe key in this pair is the minimum key in the map.</p>\n<h5 id=\"examples-2\"><a class=\"doc-anchor\" href=\"#examples-2\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(map.first_key_value(), <span class=\"prelude-val\">None</span>);\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.first_key_value(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.first_entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#779-781\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.first_entry\" class=\"fn\">first_entry</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/struct.OccupiedEntry.html\" title=\"struct alloc::collections::btree::map::entry::OccupiedEntry\">OccupiedEntry</a><'_, K, V, A>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the first entry in the map for in-place manipulation.\nThe key of this entry is the minimum key in the map.</p>\n<h5 id=\"examples-3\"><a class=\"doc-anchor\" href=\"#examples-3\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">if let </span><span class=\"prelude-val\">Some</span>(<span class=\"kw-2\">mut </span>entry) = map.first_entry() {\n <span class=\"kw\">if </span><span class=\"kw-2\">*</span>entry.key() > <span class=\"number\">0 </span>{\n entry.insert(<span class=\"string\">\"first\"</span>);\n }\n}\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">1</span>).unwrap(), <span class=\"string\">\"first\"</span>);\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">2</span>).unwrap(), <span class=\"string\">\"b\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.pop_first\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#813-815\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.pop_first\" class=\"fn\">pop_first</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes and returns the first element in the map.\nThe key of this element is the minimum key that was in the map.</p>\n<h5 id=\"examples-4\"><a class=\"doc-anchor\" href=\"#examples-4\">§</a>Examples</h5>\n<p>Draining elements in ascending order, while keeping a usable map each iteration.</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">while let </span><span class=\"prelude-val\">Some</span>((key, _val)) = map.pop_first() {\n <span class=\"macro\">assert!</span>(map.iter().all(|(k, _v)| <span class=\"kw-2\">*</span>k > key));\n}\n<span class=\"macro\">assert!</span>(map.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.last_key_value\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#834-836\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.last_key_value\" class=\"fn\">last_key_value</a>(&self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>)><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the last key-value pair in the map.\nThe key in this pair is the maximum key in the map.</p>\n<h5 id=\"examples-5\"><a class=\"doc-anchor\" href=\"#examples-5\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.last_key_value(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.last_entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#862-864\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.last_entry\" class=\"fn\">last_entry</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/struct.OccupiedEntry.html\" title=\"struct alloc::collections::btree::map::entry::OccupiedEntry\">OccupiedEntry</a><'_, K, V, A>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the last entry in the map for in-place manipulation.\nThe key of this entry is the maximum key in the map.</p>\n<h5 id=\"examples-6\"><a class=\"doc-anchor\" href=\"#examples-6\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">if let </span><span class=\"prelude-val\">Some</span>(<span class=\"kw-2\">mut </span>entry) = map.last_entry() {\n <span class=\"kw\">if </span><span class=\"kw-2\">*</span>entry.key() > <span class=\"number\">0 </span>{\n entry.insert(<span class=\"string\">\"last\"</span>);\n }\n}\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">1</span>).unwrap(), <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">2</span>).unwrap(), <span class=\"string\">\"last\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.pop_last\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#896-898\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.pop_last\" class=\"fn\">pop_last</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes and returns the last element in the map.\nThe key of this element is the maximum key that was in the map.</p>\n<h5 id=\"examples-7\"><a class=\"doc-anchor\" href=\"#examples-7\">§</a>Examples</h5>\n<p>Draining elements in descending order, while keeping a usable map each iteration.</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">while let </span><span class=\"prelude-val\">Some</span>((key, _val)) = map.pop_last() {\n <span class=\"macro\">assert!</span>(map.iter().all(|(k, _v)| <span class=\"kw-2\">*</span>k < key));\n}\n<span class=\"macro\">assert!</span>(map.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.contains_key\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#919-922\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.contains_key\" class=\"fn\">contains_key</a><Q>(&self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns <code>true</code> if the map contains a value for the specified key.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-8\"><a class=\"doc-anchor\" href=\"#examples-8\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.contains_key(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"bool-val\">true</span>);\n<span class=\"macro\">assert_eq!</span>(map.contains_key(<span class=\"kw-2\">&</span><span class=\"number\">2</span>), <span class=\"bool-val\">false</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.get_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#946-949\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.get_mut\" class=\"fn\">get_mut</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns a mutable reference to the value corresponding to the key.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-9\"><a class=\"doc-anchor\" href=\"#examples-9\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"kw\">if let </span><span class=\"prelude-val\">Some</span>(x) = map.get_mut(<span class=\"kw-2\">&</span><span class=\"number\">1</span>) {\n <span class=\"kw-2\">*</span>x = <span class=\"string\">\"b\"</span>;\n}\n<span class=\"macro\">assert_eq!</span>(map[<span class=\"kw-2\">&</span><span class=\"number\">1</span>], <span class=\"string\">\"b\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.insert\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#984-986\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.insert\" class=\"fn\">insert</a>(&mut self, key: K, value: V) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Inserts a key-value pair into the map.</p>\n<p>If the map did not have this key present, <code>None</code> is returned.</p>\n<p>If the map did have this key present, the value is updated, and the old\nvalue is returned. The key is not updated, though; this matters for\ntypes that can be <code>==</code> without being identical. See the <a href=\"index.html#insert-and-complex-keys\">module-level\ndocumentation</a> for more.</p>\n<h5 id=\"examples-10\"><a class=\"doc-anchor\" href=\"#examples-10\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(map.insert(<span class=\"number\">37</span>, <span class=\"string\">\"a\"</span>), <span class=\"prelude-val\">None</span>);\n<span class=\"macro\">assert_eq!</span>(map.is_empty(), <span class=\"bool-val\">false</span>);\n\nmap.insert(<span class=\"number\">37</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.insert(<span class=\"number\">37</span>, <span class=\"string\">\"c\"</span>), <span class=\"prelude-val\">Some</span>(<span class=\"string\">\"b\"</span>));\n<span class=\"macro\">assert_eq!</span>(map[<span class=\"kw-2\">&</span><span class=\"number\">37</span>], <span class=\"string\">\"c\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.try_insert\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1019-1021\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.try_insert\" class=\"fn\">try_insert</a>(\n &mut self,\n key: K,\n value: V\n) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>, <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/struct.OccupiedError.html\" title=\"struct alloc::collections::btree::map::entry::OccupiedError\">OccupiedError</a><'_, K, V, A>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>map_try_insert</code>)</span></div></span></summary><div class=\"docblock\"><p>Tries to insert a key-value pair into the map, and returns\na mutable reference to the value in the entry.</p>\n<p>If the map already had this key present, nothing is updated, and\nan error containing the occupied entry and the value is returned.</p>\n<h5 id=\"examples-11\"><a class=\"doc-anchor\" href=\"#examples-11\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(map_try_insert)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(map.try_insert(<span class=\"number\">37</span>, <span class=\"string\">\"a\"</span>).unwrap(), <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">let </span>err = map.try_insert(<span class=\"number\">37</span>, <span class=\"string\">\"b\"</span>).unwrap_err();\n<span class=\"macro\">assert_eq!</span>(err.entry.key(), <span class=\"kw-2\">&</span><span class=\"number\">37</span>);\n<span class=\"macro\">assert_eq!</span>(err.entry.get(), <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(err.value, <span class=\"string\">\"b\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.remove\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1047-1050\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.remove\" class=\"fn\">remove</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes a key from the map, returning the value at the key if the key\nwas previously in the map.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-12\"><a class=\"doc-anchor\" href=\"#examples-12\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.remove(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>(<span class=\"string\">\"a\"</span>));\n<span class=\"macro\">assert_eq!</span>(map.remove(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.remove_entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.45.0\">1.45.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1072-1075\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.remove_entry\" class=\"fn\">remove_entry</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes a key from the map, returning the stored key and value if the key\nwas previously in the map.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-13\"><a class=\"doc-anchor\" href=\"#examples-13\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.remove_entry(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>((<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(map.remove_entry(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.retain\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.53.0\">1.53.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1110-1113\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.retain\" class=\"fn\">retain</a><F>(&mut self, f: F)<div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n F: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/function/trait.FnMut.html\" title=\"trait core::ops::function::FnMut\">FnMut</a>(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a>,</div></h4></section></summary><div class=\"docblock\"><p>Retains only the elements specified by the predicate.</p>\n<p>In other words, remove all pairs <code>(k, v)</code> for which <code>f(&k, &mut v)</code> returns <code>false</code>.\nThe elements are visited in ascending key order.</p>\n<h5 id=\"examples-14\"><a class=\"doc-anchor\" href=\"#examples-14\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map: BTreeMap<i32, i32> = (<span class=\"number\">0</span>..<span class=\"number\">8</span>).map(|x| (x, x<span class=\"kw-2\">*</span><span class=\"number\">10</span>)).collect();\n<span class=\"comment\">// Keep only the elements with even-numbered keys.\n</span>map.retain(|<span class=\"kw-2\">&</span>k, <span class=\"kw\">_</span>| k % <span class=\"number\">2 </span>== <span class=\"number\">0</span>);\n<span class=\"macro\">assert!</span>(map.into_iter().eq(<span class=\"macro\">vec!</span>[(<span class=\"number\">0</span>, <span class=\"number\">0</span>), (<span class=\"number\">2</span>, <span class=\"number\">20</span>), (<span class=\"number\">4</span>, <span class=\"number\">40</span>), (<span class=\"number\">6</span>, <span class=\"number\">60</span>)]));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.append\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.11.0\">1.11.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1150-1153\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.append\" class=\"fn\">append</a>(&mut self, other: &mut <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>)<div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h4></section></summary><div class=\"docblock\"><p>Moves all elements from <code>other</code> into <code>self</code>, leaving <code>other</code> empty.</p>\n<p>If a key from <code>other</code> is already present in <code>self</code>, the respective\nvalue from <code>self</code> will be overwritten with the respective value from <code>other</code>.</p>\n<h5 id=\"examples-15\"><a class=\"doc-anchor\" href=\"#examples-15\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>); <span class=\"comment\">// Note: Key (3) also present in b.\n\n</span><span class=\"kw\">let </span><span class=\"kw-2\">mut </span>b = BTreeMap::new();\nb.insert(<span class=\"number\">3</span>, <span class=\"string\">\"d\"</span>); <span class=\"comment\">// Note: Key (3) also present in a.\n</span>b.insert(<span class=\"number\">4</span>, <span class=\"string\">\"e\"</span>);\nb.insert(<span class=\"number\">5</span>, <span class=\"string\">\"f\"</span>);\n\na.append(<span class=\"kw-2\">&mut </span>b);\n\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">5</span>);\n<span class=\"macro\">assert_eq!</span>(b.len(), <span class=\"number\">0</span>);\n\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">1</span>], <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">2</span>], <span class=\"string\">\"b\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">3</span>], <span class=\"string\">\"d\"</span>); <span class=\"comment\">// Note: \"c\" has been overwritten.\n</span><span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">4</span>], <span class=\"string\">\"e\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">5</span>], <span class=\"string\">\"f\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.range\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.17.0\">1.17.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1205-1209\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.range\" class=\"fn\">range</a><T, R>(&self, range: R) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Range.html\" title=\"struct alloc::collections::btree::map::Range\">Range</a><'_, K, V> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"Range<'_, K, V>\">ⓘ</a><div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><T> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n R: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/trait.RangeBounds.html\" title=\"trait core::ops::range::RangeBounds\">RangeBounds</a><T>,</div></h4></section></summary><div class=\"docblock\"><p>Constructs a double-ended iterator over a sub-range of elements in the map.\nThe simplest way is to use the range syntax <code>min..max</code>, thus <code>range(min..max)</code> will\nyield elements from min (inclusive) to max (exclusive).\nThe range may also be entered as <code>(Bound<T>, Bound<T>)</code>, so for example\n<code>range((Excluded(4), Included(10)))</code> will yield a left-exclusive, right-inclusive\nrange from 4 to 10.</p>\n<h5 id=\"panics\"><a class=\"doc-anchor\" href=\"#panics\">§</a>Panics</h5>\n<p>Panics if range <code>start > end</code>.\nPanics if range <code>start == end</code> and both bounds are <code>Excluded</code>.</p>\n<h5 id=\"examples-16\"><a class=\"doc-anchor\" href=\"#examples-16\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound::Included;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">3</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">5</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">8</span>, <span class=\"string\">\"c\"</span>);\n<span class=\"kw\">for </span>(<span class=\"kw-2\">&</span>key, <span class=\"kw-2\">&</span>value) <span class=\"kw\">in </span>map.range((Included(<span class=\"kw-2\">&</span><span class=\"number\">4</span>), Included(<span class=\"kw-2\">&</span><span class=\"number\">8</span>))) {\n <span class=\"macro\">println!</span>(<span class=\"string\">\"{key}: {value}\"</span>);\n}\n<span class=\"macro\">assert_eq!</span>(<span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">5</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)), map.range(<span class=\"number\">4</span>..).next());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.range_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.17.0\">1.17.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1245-1249\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.range_mut\" class=\"fn\">range_mut</a><T, R>(&mut self, range: R) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.RangeMut.html\" title=\"struct alloc::collections::btree::map::RangeMut\">RangeMut</a><'_, K, V> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"RangeMut<'_, K, V>\">ⓘ</a><div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><T> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n R: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/trait.RangeBounds.html\" title=\"trait core::ops::range::RangeBounds\">RangeBounds</a><T>,</div></h4></section></summary><div class=\"docblock\"><p>Constructs a mutable double-ended iterator over a sub-range of elements in the map.\nThe simplest way is to use the range syntax <code>min..max</code>, thus <code>range(min..max)</code> will\nyield elements from min (inclusive) to max (exclusive).\nThe range may also be entered as <code>(Bound<T>, Bound<T>)</code>, so for example\n<code>range((Excluded(4), Included(10)))</code> will yield a left-exclusive, right-inclusive\nrange from 4 to 10.</p>\n<h5 id=\"panics-1\"><a class=\"doc-anchor\" href=\"#panics-1\">§</a>Panics</h5>\n<p>Panics if range <code>start > end</code>.\nPanics if range <code>start == end</code> and both bounds are <code>Excluded</code>.</p>\n<h5 id=\"examples-17\"><a class=\"doc-anchor\" href=\"#examples-17\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map: BTreeMap<<span class=\"kw-2\">&</span>str, i32> =\n [(<span class=\"string\">\"Alice\"</span>, <span class=\"number\">0</span>), (<span class=\"string\">\"Bob\"</span>, <span class=\"number\">0</span>), (<span class=\"string\">\"Carol\"</span>, <span class=\"number\">0</span>), (<span class=\"string\">\"Cheryl\"</span>, <span class=\"number\">0</span>)].into();\n<span class=\"kw\">for </span>(<span class=\"kw\">_</span>, balance) <span class=\"kw\">in </span>map.range_mut(<span class=\"string\">\"B\"</span>..<span class=\"string\">\"Cheryl\"</span>) {\n <span class=\"kw-2\">*</span>balance += <span class=\"number\">100</span>;\n}\n<span class=\"kw\">for </span>(name, balance) <span class=\"kw\">in </span><span class=\"kw-2\">&</span>map {\n <span class=\"macro\">println!</span>(<span class=\"string\">\"{name} => {balance}\"</span>);\n}</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1277-1279\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.entry\" class=\"fn\">entry</a>(&mut self, key: K) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/enum.Entry.html\" title=\"enum alloc::collections::btree::map::entry::Entry\">Entry</a><'_, K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Gets the given key’s corresponding entry in the map for in-place manipulation.</p>\n<h5 id=\"examples-18\"><a class=\"doc-anchor\" href=\"#examples-18\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>count: BTreeMap<<span class=\"kw-2\">&</span>str, usize> = BTreeMap::new();\n\n<span class=\"comment\">// count the number of occurrences of letters in the vec\n</span><span class=\"kw\">for </span>x <span class=\"kw\">in </span>[<span class=\"string\">\"a\"</span>, <span class=\"string\">\"b\"</span>, <span class=\"string\">\"a\"</span>, <span class=\"string\">\"c\"</span>, <span class=\"string\">\"a\"</span>, <span class=\"string\">\"b\"</span>] {\n count.entry(x).and_modify(|curr| <span class=\"kw-2\">*</span>curr += <span class=\"number\">1</span>).or_insert(<span class=\"number\">1</span>);\n}\n\n<span class=\"macro\">assert_eq!</span>(count[<span class=\"string\">\"a\"</span>], <span class=\"number\">3</span>);\n<span class=\"macro\">assert_eq!</span>(count[<span class=\"string\">\"b\"</span>], <span class=\"number\">2</span>);\n<span class=\"macro\">assert_eq!</span>(count[<span class=\"string\">\"c\"</span>], <span class=\"number\">1</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.split_off\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.11.0\">1.11.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1336-1339\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.split_off\" class=\"fn\">split_off</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h4></section></summary><div class=\"docblock\"><p>Splits the collection into two at the given key. Returns everything after the given key,\nincluding the key.</p>\n<h5 id=\"examples-19\"><a class=\"doc-anchor\" href=\"#examples-19\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>);\na.insert(<span class=\"number\">17</span>, <span class=\"string\">\"d\"</span>);\na.insert(<span class=\"number\">41</span>, <span class=\"string\">\"e\"</span>);\n\n<span class=\"kw\">let </span>b = a.split_off(<span class=\"kw-2\">&</span><span class=\"number\">3</span>);\n\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">2</span>);\n<span class=\"macro\">assert_eq!</span>(b.len(), <span class=\"number\">3</span>);\n\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">1</span>], <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">2</span>], <span class=\"string\">\"b\"</span>);\n\n<span class=\"macro\">assert_eq!</span>(b[<span class=\"kw-2\">&</span><span class=\"number\">3</span>], <span class=\"string\">\"c\"</span>);\n<span class=\"macro\">assert_eq!</span>(b[<span class=\"kw-2\">&</span><span class=\"number\">17</span>], <span class=\"string\">\"d\"</span>);\n<span class=\"macro\">assert_eq!</span>(b[<span class=\"kw-2\">&</span><span class=\"number\">41</span>], <span class=\"string\">\"e\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extract_if\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1391-1394\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.extract_if\" class=\"fn\">extract_if</a><F>(&mut self, pred: F) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.ExtractIf.html\" title=\"struct alloc::collections::btree::map::ExtractIf\">ExtractIf</a><'_, K, V, F, A> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"ExtractIf<'_, K, V, F, A>\">ⓘ</a><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n F: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/function/trait.FnMut.html\" title=\"trait core::ops::function::FnMut\">FnMut</a>(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_extract_if</code>)</span></div></span></summary><div class=\"docblock\"><p>Creates an iterator that visits all elements (key-value pairs) in\nascending key order and uses a closure to determine if an element should\nbe removed. If the closure returns <code>true</code>, the element is removed from\nthe map and yielded. If the closure returns <code>false</code>, or panics, the\nelement remains in the map and will not be yielded.</p>\n<p>The iterator also lets you mutate the value of each element in the\nclosure, regardless of whether you choose to keep or remove it.</p>\n<p>If the returned <code>ExtractIf</code> is not exhausted, e.g. because it is dropped without iterating\nor the iteration short-circuits, then the remaining elements will be retained.\nUse <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#method.retain\" title=\"method alloc::collections::btree::map::BTreeMap::retain\"><code>retain</code></a> with a negated predicate if you do not need the returned iterator.</p>\n<h5 id=\"examples-20\"><a class=\"doc-anchor\" href=\"#examples-20\">§</a>Examples</h5>\n<p>Splitting a map into even and odd keys, reusing the original map:</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_extract_if)]\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map: BTreeMap<i32, i32> = (<span class=\"number\">0</span>..<span class=\"number\">8</span>).map(|x| (x, x)).collect();\n<span class=\"kw\">let </span>evens: BTreeMap<<span class=\"kw\">_</span>, <span class=\"kw\">_</span>> = map.extract_if(|k, _v| k % <span class=\"number\">2 </span>== <span class=\"number\">0</span>).collect();\n<span class=\"kw\">let </span>odds = map;\n<span class=\"macro\">assert_eq!</span>(evens.keys().copied().collect::<Vec<<span class=\"kw\">_</span>>>(), [<span class=\"number\">0</span>, <span class=\"number\">2</span>, <span class=\"number\">4</span>, <span class=\"number\">6</span>]);\n<span class=\"macro\">assert_eq!</span>(odds.keys().copied().collect::<Vec<<span class=\"kw\">_</span>>>(), [<span class=\"number\">1</span>, <span class=\"number\">3</span>, <span class=\"number\">5</span>, <span class=\"number\">7</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_keys\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.54.0\">1.54.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1445\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.into_keys\" class=\"fn\">into_keys</a>(self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoKeys.html\" title=\"struct alloc::collections::btree::map::IntoKeys\">IntoKeys</a><K, V, A> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"IntoKeys<K, V, A>\">ⓘ</a></h4></section></summary><div class=\"docblock\"><p>Creates a consuming iterator visiting all the keys, in sorted order.\nThe map cannot be used after calling this.\nThe iterator element type is <code>K</code>.</p>\n<h5 id=\"examples-21\"><a class=\"doc-anchor\" href=\"#examples-21\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">let </span>keys: Vec<i32> = a.into_keys().collect();\n<span class=\"macro\">assert_eq!</span>(keys, [<span class=\"number\">1</span>, <span class=\"number\">2</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_values\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.54.0\">1.54.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1467\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.into_values\" class=\"fn\">into_values</a>(self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoValues.html\" title=\"struct alloc::collections::btree::map::IntoValues\">IntoValues</a><K, V, A> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"IntoValues<K, V, A>\">ⓘ</a></h4></section></summary><div class=\"docblock\"><p>Creates a consuming iterator visiting all the values, in order by key.\nThe map cannot be used after calling this.\nThe iterator element type is <code>V</code>.</p>\n<h5 id=\"examples-22\"><a class=\"doc-anchor\" href=\"#examples-22\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"hello\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"goodbye\"</span>);\n\n<span class=\"kw\">let </span>values: Vec<<span class=\"kw-2\">&</span>str> = a.into_values().collect();\n<span class=\"macro\">assert_eq!</span>(values, [<span class=\"string\">\"hello\"</span>, <span class=\"string\">\"goodbye\"</span>]);</code></pre></div>\n</div></details></div></details>",0,"bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Clone-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#207\">source</a></span><a href=\"#impl-Clone-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.clone\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#208\">source</a><a href=\"#method.clone\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone\" class=\"fn\">clone</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A></h4></section></summary><div class='docblock'>Returns a copy of the value. <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.clone_from\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/clone.rs.html#169\">source</a></span><a href=\"#method.clone_from\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from\" class=\"fn\">clone_from</a>(&mut self, source: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Self</a>)</h4></section></summary><div class='docblock'>Performs copy-assignment from <code>source</code>. <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from\">Read more</a></div></details></div></details>","Clone","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Debug-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2312\">source</a></span><a href=\"#impl-Debug-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html\" title=\"trait core::fmt::Debug\">Debug</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html\" title=\"trait core::fmt::Debug\">Debug</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html\" title=\"trait core::fmt::Debug\">Debug</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.fmt\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2313\">source</a><a href=\"#method.fmt\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt\" class=\"fn\">fmt</a>(&self, f: &mut <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html\" title=\"struct core::fmt::Formatter\">Formatter</a><'_>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.unit.html\">()</a>, <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/core/fmt/struct.Error.html\" title=\"struct core::fmt::Error\">Error</a>></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt\">Read more</a></div></details></div></details>","Debug","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Default-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2278\">source</a></span><a href=\"#impl-Default-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/default/trait.Default.html\" title=\"trait core::default::Default\">Default</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.default\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2280\">source</a><a href=\"#method.default\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/default/trait.Default.html#tymethod.default\" class=\"fn\">default</a>() -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h4></section></summary><div class=\"docblock\"><p>Creates an empty <code>BTreeMap</code>.</p>\n</div></details></div></details>","Default","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Deserialize%3C'de%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/impls.rs.html#1568-1574\">source</a><a href=\"#impl-Deserialize%3C'de%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<'de, K, V> <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Deserialize.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Deserialize\">Deserialize</a><'de> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Deserialize.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Deserialize\">Deserialize</a><'de> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n V: <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Deserialize.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Deserialize\">Deserialize</a><'de>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.deserialize\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/impls.rs.html#1568-1574\">source</a><a href=\"#method.deserialize\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"bdk_chain/bitcoin/hashes/serde/trait.Deserialize.html#tymethod.deserialize\" class=\"fn\">deserialize</a><D>(\n deserializer: D\n) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V>, <D as <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Deserializer.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Deserializer\">Deserializer</a><'de>>::<a class=\"associatedtype\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Deserializer.html#associatedtype.Error\" title=\"type bdk_chain::bitcoin::hashes::serde::Deserializer::Error\">Error</a>><div class=\"where\">where\n D: <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Deserializer.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Deserializer\">Deserializer</a><'de>,</div></h4></section></summary><div class='docblock'>Deserialize this value from the given Serde deserializer. <a href=\"bdk_chain/bitcoin/hashes/serde/trait.Deserialize.html#tymethod.deserialize\">Read more</a></div></details></div></details>","Deserialize<'de>","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Drop-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.7.0\">1.7.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#187\">source</a></span><a href=\"#impl-Drop-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html\" title=\"trait core::ops::drop::Drop\">Drop</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.drop\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#188\">source</a><a href=\"#method.drop\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html#tymethod.drop\" class=\"fn\">drop</a>(&mut self)</h4></section></summary><div class='docblock'>Executes the destructor for this type. <a href=\"https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html#tymethod.drop\">Read more</a></div></details></div></details>","Drop","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Extend%3C(%26K,+%26V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.2.0\">1.2.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2254-2255\">source</a></span><a href=\"#impl-Extend%3C(%26K,+%26V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<'a, K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html\" title=\"trait core::iter::traits::collect::Extend\">Extend</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a V</a>)> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html\" title=\"trait core::marker::Copy\">Copy</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html\" title=\"trait core::marker::Copy\">Copy</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2257\">source</a><a href=\"#method.extend\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\" class=\"fn\">extend</a><I>(&mut self, iter: I)<div class=\"where\">where\n I: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a><Item = (<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a V</a>)>,</div></h4></section></summary><div class='docblock'>Extends a collection with the contents of an iterator. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_one\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2262\">source</a><a href=\"#method.extend_one\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_one\" class=\"fn\">extend_one</a>(&mut self, _: (<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a V</a>))</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Extends a collection with exactly one element.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_reserve\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#460\">source</a><a href=\"#method.extend_reserve\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\" class=\"fn\">extend_reserve</a>(&mut self, additional: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a>)</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Reserves capacity in a collection for the given number of additional elements. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\">Read more</a></div></details></div></details>","Extend<(&'a K, &'a V)>","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Extend%3C(K,+V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2239\">source</a></span><a href=\"#impl-Extend%3C(K,+V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html\" title=\"trait core::iter::traits::collect::Extend\">Extend</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2241\">source</a><a href=\"#method.extend\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\" class=\"fn\">extend</a><T>(&mut self, iter: T)<div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a><Item = <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>>,</div></h4></section></summary><div class='docblock'>Extends a collection with the contents of an iterator. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_one\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2248\">source</a><a href=\"#method.extend_one\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_one\" class=\"fn\">extend_one</a>(&mut self, _: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>)</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Extends a collection with exactly one element.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_reserve\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#460\">source</a><a href=\"#method.extend_reserve\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\" class=\"fn\">extend_reserve</a>(&mut self, additional: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a>)</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Reserves capacity in a collection for the given number of additional elements. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\">Read more</a></div></details></div></details>","Extend<(K, V)>","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-From%3C%5B(K,+V);+N%5D%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.56.0\">1.56.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2338\">source</a></span><a href=\"#impl-From%3C%5B(K,+V);+N%5D%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, const N: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a>> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/convert/trait.From.html\" title=\"trait core::convert::From\">From</a><[<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>; <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.array.html\">N</a>]> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.from\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2348\">source</a><a href=\"#method.from\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from\" class=\"fn\">from</a>(arr: [<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>; <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.array.html\">N</a>]) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h4></section></summary><div class=\"docblock\"><p>Converts a <code>[(K, V); N]</code> into a <code>BTreeMap<(K, V)></code>.</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span>map1 = BTreeMap::from([(<span class=\"number\">1</span>, <span class=\"number\">2</span>), (<span class=\"number\">3</span>, <span class=\"number\">4</span>)]);\n<span class=\"kw\">let </span>map2: BTreeMap<<span class=\"kw\">_</span>, <span class=\"kw\">_</span>> = [(<span class=\"number\">1</span>, <span class=\"number\">2</span>), (<span class=\"number\">3</span>, <span class=\"number\">4</span>)].into();\n<span class=\"macro\">assert_eq!</span>(map1, map2);</code></pre></div>\n</div></details></div></details>","From<[(K, V); N]>","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-FromIterator%3C(K,+V)%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2224\">source</a></span><a href=\"#impl-FromIterator%3C(K,+V)%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html\" title=\"trait core::iter::traits::collect::FromIterator\">FromIterator</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.from_iter\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2225\">source</a><a href=\"#method.from_iter\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html#tymethod.from_iter\" class=\"fn\">from_iter</a><T>(iter: T) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a><Item = <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>>,</div></h4></section></summary><div class='docblock'>Creates a value from an iterator. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html#tymethod.from_iter\">Read more</a></div></details></div></details>","FromIterator<(K, V)>","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Hash-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2268\">source</a></span><a href=\"#impl-Hash-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html\" title=\"trait core::hash::Hash\">Hash</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html\" title=\"trait core::hash::Hash\">Hash</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html\" title=\"trait core::hash::Hash\">Hash</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.hash\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2269\">source</a><a href=\"#method.hash\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#tymethod.hash\" class=\"fn\">hash</a><H>(&self, state: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut H</a>)<div class=\"where\">where\n H: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\">Hasher</a>,</div></h4></section></summary><div class='docblock'>Feeds this value into the given <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\"><code>Hasher</code></a>. <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#tymethod.hash\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.hash_slice\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.3.0\">1.3.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#238-240\">source</a></span><a href=\"#method.hash_slice\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#method.hash_slice\" class=\"fn\">hash_slice</a><H>(data: &<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.slice.html\">[Self]</a>, state: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut H</a>)<div class=\"where\">where\n H: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\">Hasher</a>,\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class='docblock'>Feeds a slice of this type into the given <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\"><code>Hasher</code></a>. <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#method.hash_slice\">Read more</a></div></details></div></details>","Hash","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Index%3C%26Q%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2319-2322\">source</a></span><a href=\"#impl-Index%3C%26Q%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, Q, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html\" title=\"trait core::ops::index::Index\">Index</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.index\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2332\">source</a><a href=\"#method.index\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#tymethod.index\" class=\"fn\">index</a>(&self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a></h4></section></summary><div class=\"docblock\"><p>Returns a reference to the value corresponding to the supplied key.</p>\n<h5 id=\"panics\"><a class=\"doc-anchor\" href=\"#panics\">§</a>Panics</h5>\n<p>Panics if the key is not present in the <code>BTreeMap</code>.</p>\n</div></details><details class=\"toggle\" open><summary><section id=\"associatedtype.Output\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.Output\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#associatedtype.Output\" class=\"associatedtype\">Output</a> = V</h4></section></summary><div class='docblock'>The returned type after indexing.</div></details></div></details>","Index<&Q>","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-IntoDeserializer%3C'de,+E%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/value.rs.html#1425-1429\">source</a><a href=\"#impl-IntoDeserializer%3C'de,+E%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<'de, K, V, E> <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/de/trait.IntoDeserializer.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/de/trait.IntoDeserializer.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n V: <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/de/trait.IntoDeserializer.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E>,\n E: <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/de/trait.Error.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::de::Error\">Error</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle\" open><summary><section id=\"associatedtype.Deserializer\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.Deserializer\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"bdk_chain/bitcoin/hashes/serde/de/trait.IntoDeserializer.html#associatedtype.Deserializer\" class=\"associatedtype\">Deserializer</a> = <a class=\"struct\" href=\"bdk_chain/bitcoin/hashes/serde/de/value/struct.MapDeserializer.html\" title=\"struct bdk_chain::bitcoin::hashes::serde::de::value::MapDeserializer\">MapDeserializer</a><'de, <<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V> as <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a>>::<a class=\"associatedtype\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter\" title=\"type core::iter::traits::collect::IntoIterator::IntoIter\">IntoIter</a>, E></h4></section></summary><div class='docblock'>The type of the deserializer being converted into.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_deserializer\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/value.rs.html#1433\">source</a><a href=\"#method.into_deserializer\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"bdk_chain/bitcoin/hashes/serde/de/trait.IntoDeserializer.html#tymethod.into_deserializer\" class=\"fn\">into_deserializer</a>(\n self\n) -> <<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V> as <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/de/trait.IntoDeserializer.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E>>::<a class=\"associatedtype\" href=\"bdk_chain/bitcoin/hashes/serde/de/trait.IntoDeserializer.html#associatedtype.Deserializer\" title=\"type bdk_chain::bitcoin::hashes::serde::de::IntoDeserializer::Deserializer\">Deserializer</a></h4></section></summary><div class='docblock'>Convert this value into a deserializer.</div></details></div></details>","IntoDeserializer<'de, E>","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-IntoIterator-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1636\">source</a></span><a href=\"#impl-IntoIterator-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_iter\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1641\">source</a><a href=\"#method.into_iter\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#tymethod.into_iter\" class=\"fn\">into_iter</a>(self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoIter.html\" title=\"struct alloc::collections::btree::map::IntoIter\">IntoIter</a><K, V, A> <a href=\"#\" class=\"tooltip\" data-notable-ty=\"IntoIter<K, V, A>\">ⓘ</a></h4></section></summary><div class=\"docblock\"><p>Gets an owning iterator over the entries of the map, sorted by key.</p>\n</div></details><details class=\"toggle\" open><summary><section id=\"associatedtype.Item\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.Item\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item\" class=\"associatedtype\">Item</a> = <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a></h4></section></summary><div class='docblock'>The type of the elements being iterated over.</div></details><details class=\"toggle\" open><summary><section id=\"associatedtype.IntoIter\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.IntoIter\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter\" class=\"associatedtype\">IntoIter</a> = <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoIter.html\" title=\"struct alloc::collections::btree::map::IntoIter\">IntoIter</a><K, V, A></h4></section></summary><div class='docblock'>Which kind of iterator are we turning this into?</div></details></div></details>","IntoIterator","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Merge-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"src/bdk_chain/tx_data_traits.rs.html#143-153\">source</a><a href=\"#impl-Merge-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>, V> <a class=\"trait\" href=\"bdk_chain/trait.Merge.html\" title=\"trait bdk_chain::Merge\">Merge</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.merge\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"src/bdk_chain/tx_data_traits.rs.html#144-148\">source</a><a href=\"#method.merge\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"bdk_chain/trait.Merge.html#tymethod.merge\" class=\"fn\">merge</a>(&mut self, other: Self)</h4></section></summary><div class='docblock'>Merge another object of the same type onto <code>self</code>.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.is_empty\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"src/bdk_chain/tx_data_traits.rs.html#150-152\">source</a><a href=\"#method.is_empty\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"bdk_chain/trait.Merge.html#tymethod.is_empty\" class=\"fn\">is_empty</a>(&self) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>Returns whether the structure is considered empty.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.take\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"src/bdk_chain/tx_data_traits.rs.html#134-140\">source</a><a href=\"#method.take\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"bdk_chain/trait.Merge.html#method.take\" class=\"fn\">take</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><Self></h4></section></summary><div class='docblock'>Take the value, replacing it with the default value.</div></details></div></details>","Merge","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Ord-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2304\">source</a></span><a href=\"#impl-Ord-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.cmp\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2306\">source</a><a href=\"#method.cmp\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#tymethod.cmp\" class=\"fn\">cmp</a>(&self, other: &<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html\" title=\"enum core::cmp::Ordering\">Ordering</a></h4></section></summary><div class='docblock'>This method returns an <a href=\"https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html\" title=\"enum core::cmp::Ordering\"><code>Ordering</code></a> between <code>self</code> and <code>other</code>. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#tymethod.cmp\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.max\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.21.0\">1.21.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#856-858\">source</a></span><a href=\"#method.max\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.max\" class=\"fn\">max</a>(self, other: Self) -> Self<div class=\"where\">where\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class='docblock'>Compares and returns the maximum of two values. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.max\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.min\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.21.0\">1.21.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#877-879\">source</a></span><a href=\"#method.min\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.min\" class=\"fn\">min</a>(self, other: Self) -> Self<div class=\"where\">where\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class='docblock'>Compares and returns the minimum of two values. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.min\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.clamp\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.50.0\">1.50.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#902-905\">source</a></span><a href=\"#method.clamp\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.clamp\" class=\"fn\">clamp</a>(self, min: Self, max: Self) -> Self<div class=\"where\">where\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a>,</div></h4></section></summary><div class='docblock'>Restrict a value to a certain interval. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.clamp\">Read more</a></div></details></div></details>","Ord","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-PartialEq-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2286\">source</a></span><a href=\"#impl-PartialEq-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html\" title=\"trait core::cmp::PartialEq\">PartialEq</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html\" title=\"trait core::cmp::PartialEq\">PartialEq</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html\" title=\"trait core::cmp::PartialEq\">PartialEq</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.eq\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2287\">source</a><a href=\"#method.eq\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq\" class=\"fn\">eq</a>(&self, other: &<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used\nby <code>==</code>.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.ne\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#263\">source</a></span><a href=\"#method.ne\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#method.ne\" class=\"fn\">ne</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests for <code>!=</code>. The default implementation is almost always\nsufficient, and should not be overridden without very good reason.</div></details></div></details>","PartialEq","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-PartialOrd-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2296\">source</a></span><a href=\"#impl-PartialOrd-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.partial_cmp\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2298\">source</a><a href=\"#method.partial_cmp\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#tymethod.partial_cmp\" class=\"fn\">partial_cmp</a>(&self, other: &<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html\" title=\"enum core::cmp::Ordering\">Ordering</a>></h4></section></summary><div class='docblock'>This method returns an ordering between <code>self</code> and <code>other</code> values if one exists. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#tymethod.partial_cmp\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.lt\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1179\">source</a></span><a href=\"#method.lt\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.lt\" class=\"fn\">lt</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests less than (for <code>self</code> and <code>other</code>) and is used by the <code><</code> operator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.lt\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.le\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1197\">source</a></span><a href=\"#method.le\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.le\" class=\"fn\">le</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests less than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code><=</code>\noperator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.le\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.gt\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1214\">source</a></span><a href=\"#method.gt\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.gt\" class=\"fn\">gt</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests greater than (for <code>self</code> and <code>other</code>) and is used by the <code>></code> operator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.gt\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.ge\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1232\">source</a></span><a href=\"#method.ge\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.ge\" class=\"fn\">ge</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests greater than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code>>=</code>\noperator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.ge\">Read more</a></div></details></div></details>","PartialOrd","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Serialize-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/ser/impls.rs.html#495-499\">source</a><a href=\"#impl-Serialize-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Serialize.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Serialize\">Serialize</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Serialize.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Serialize\">Serialize</a>,\n V: <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Serialize.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Serialize\">Serialize</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.serialize\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/ser/impls.rs.html#495-499\">source</a><a href=\"#method.serialize\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"bdk_chain/bitcoin/hashes/serde/trait.Serialize.html#tymethod.serialize\" class=\"fn\">serialize</a><S>(\n &self,\n serializer: S\n) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<S as <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Serializer.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Serializer\">Serializer</a>>::<a class=\"associatedtype\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Serializer.html#associatedtype.Ok\" title=\"type bdk_chain::bitcoin::hashes::serde::Serializer::Ok\">Ok</a>, <S as <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Serializer.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Serializer\">Serializer</a>>::<a class=\"associatedtype\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Serializer.html#associatedtype.Error\" title=\"type bdk_chain::bitcoin::hashes::serde::Serializer::Error\">Error</a>><div class=\"where\">where\n S: <a class=\"trait\" href=\"bdk_chain/bitcoin/hashes/serde/trait.Serializer.html\" title=\"trait bdk_chain::bitcoin::hashes::serde::Serializer\">Serializer</a>,</div></h4></section></summary><div class='docblock'>Serialize this value into the given Serde serializer. <a href=\"bdk_chain/bitcoin/hashes/serde/trait.Serialize.html#tymethod.serialize\">Read more</a></div></details></div></details>","Serialize","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<section id=\"impl-Eq-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2293\">source</a></span><a href=\"#impl-Eq-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section>","Eq","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"],["<section id=\"impl-UnwindSafe-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.64.0\">1.64.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#198-202\">source</a></span><a href=\"#impl-UnwindSafe-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html\" title=\"trait core::panic::unwind_safe::UnwindSafe\">UnwindSafe</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html\" title=\"trait core::panic::unwind_safe::UnwindSafe\">UnwindSafe</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html\" title=\"trait core::panic::unwind_safe::RefUnwindSafe\">RefUnwindSafe</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html\" title=\"trait core::panic::unwind_safe::RefUnwindSafe\">RefUnwindSafe</a>,</div></h3></section>","UnwindSafe","bdk_chain::bitcoin::psbt::SigningKeysMap","bdk_chain::bitcoin::psbt::SigningErrors"]],
-"bdk_wallet":[["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#610\">source</a><a href=\"#impl-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.new\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0, const since 1.66.0\">1.0.0 (const: 1.66.0)</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#629\">source</a></span><h4 class=\"code-header\">pub const fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.new\" class=\"fn\">new</a>() -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h4></section></summary><div class=\"docblock\"><p>Makes a new, empty <code>BTreeMap</code>.</p>\n<p>Does not allocate anything on its own.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n\n<span class=\"comment\">// entries can now be inserted into the empty map\n</span>map.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);</code></pre></div>\n</div></details></div></details>",0,"bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2359\">source</a><a href=\"#impl-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.iter\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2380\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.iter\" class=\"fn\">iter</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Iter.html\" title=\"struct alloc::collections::btree::map::Iter\">Iter</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets an iterator over the entries of the map, sorted by key.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">for </span>(key, value) <span class=\"kw\">in </span>map.iter() {\n <span class=\"macro\">println!</span>(<span class=\"string\">\"{key}: {value}\"</span>);\n}\n\n<span class=\"kw\">let </span>(first_key, first_value) = map.iter().next().unwrap();\n<span class=\"macro\">assert_eq!</span>((<span class=\"kw-2\">*</span>first_key, <span class=\"kw-2\">*</span>first_value), (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.iter_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2411\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.iter_mut\" class=\"fn\">iter_mut</a>(&mut self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IterMut.html\" title=\"struct alloc::collections::btree::map::IterMut\">IterMut</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets a mutable iterator over the entries of the map, sorted by key.</p>\n<h5 id=\"examples-1\"><a class=\"doc-anchor\" href=\"#examples-1\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::from([\n (<span class=\"string\">\"a\"</span>, <span class=\"number\">1</span>),\n (<span class=\"string\">\"b\"</span>, <span class=\"number\">2</span>),\n (<span class=\"string\">\"c\"</span>, <span class=\"number\">3</span>),\n]);\n\n<span class=\"comment\">// add 10 to the value if the key isn't \"a\"\n</span><span class=\"kw\">for </span>(key, value) <span class=\"kw\">in </span>map.iter_mut() {\n <span class=\"kw\">if </span>key != <span class=\"kw-2\">&</span><span class=\"string\">\"a\" </span>{\n <span class=\"kw-2\">*</span>value += <span class=\"number\">10</span>;\n }\n}</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.keys\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2436\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.keys\" class=\"fn\">keys</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Keys.html\" title=\"struct alloc::collections::btree::map::Keys\">Keys</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets an iterator over the keys of the map, in sorted order.</p>\n<h5 id=\"examples-2\"><a class=\"doc-anchor\" href=\"#examples-2\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">let </span>keys: Vec<<span class=\"kw\">_</span>> = a.keys().cloned().collect();\n<span class=\"macro\">assert_eq!</span>(keys, [<span class=\"number\">1</span>, <span class=\"number\">2</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.values\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2455\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.values\" class=\"fn\">values</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Values.html\" title=\"struct alloc::collections::btree::map::Values\">Values</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets an iterator over the values of the map, in order by key.</p>\n<h5 id=\"examples-3\"><a class=\"doc-anchor\" href=\"#examples-3\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"hello\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"goodbye\"</span>);\n\n<span class=\"kw\">let </span>values: Vec<<span class=\"kw-2\">&</span>str> = a.values().cloned().collect();\n<span class=\"macro\">assert_eq!</span>(values, [<span class=\"string\">\"hello\"</span>, <span class=\"string\">\"goodbye\"</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.values_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.10.0\">1.10.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2479\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.values_mut\" class=\"fn\">values_mut</a>(&mut self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.ValuesMut.html\" title=\"struct alloc::collections::btree::map::ValuesMut\">ValuesMut</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets a mutable iterator over the values of the map, in order by key.</p>\n<h5 id=\"examples-4\"><a class=\"doc-anchor\" href=\"#examples-4\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, String::from(<span class=\"string\">\"hello\"</span>));\na.insert(<span class=\"number\">2</span>, String::from(<span class=\"string\">\"goodbye\"</span>));\n\n<span class=\"kw\">for </span>value <span class=\"kw\">in </span>a.values_mut() {\n value.push_str(<span class=\"string\">\"!\"</span>);\n}\n\n<span class=\"kw\">let </span>values: Vec<String> = a.values().cloned().collect();\n<span class=\"macro\">assert_eq!</span>(values, [String::from(<span class=\"string\">\"hello!\"</span>),\n String::from(<span class=\"string\">\"goodbye!\"</span>)]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.len\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0, const unstable\">1.0.0 (const: <a href=\"https://github.com/rust-lang/rust/issues/71835\" title=\"Tracking issue for const_btree_len\">unstable</a>)</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2503\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.len\" class=\"fn\">len</a>(&self) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a></h4></section></summary><div class=\"docblock\"><p>Returns the number of elements in the map.</p>\n<h5 id=\"examples-5\"><a class=\"doc-anchor\" href=\"#examples-5\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">0</span>);\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">1</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.is_empty\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0, const unstable\">1.0.0 (const: <a href=\"https://github.com/rust-lang/rust/issues/71835\" title=\"Tracking issue for const_btree_len\">unstable</a>)</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2526\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.is_empty\" class=\"fn\">is_empty</a>(&self) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class=\"docblock\"><p>Returns <code>true</code> if the map contains no elements.</p>\n<h5 id=\"examples-6\"><a class=\"doc-anchor\" href=\"#examples-6\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\n<span class=\"macro\">assert!</span>(a.is_empty());\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert!</span>(!a.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.lower_bound\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2570-2573\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.lower_bound\" class=\"fn\">lower_bound</a><Q>(&self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\">Cursor</a><'_, K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\"><code>Cursor</code></a> pointing at the gap before the smallest key\ngreater than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap before the smallest key in the map.</p>\n<h5 id=\"examples-7\"><a class=\"doc-anchor\" href=\"#examples-7\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span>cursor = map.lower_bound(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.lower_bound(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.lower_bound(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">None</span>);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.lower_bound_mut\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2623-2626\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.lower_bound_mut\" class=\"fn\">lower_bound_mut</a><Q>(&mut self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\">CursorMut</a><'_, K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\"><code>CursorMut</code></a> pointing at the gap before the smallest key\ngreater than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap before the smallest key in the map.</p>\n<h5 id=\"examples-8\"><a class=\"doc-anchor\" href=\"#examples-8\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.lower_bound_mut(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"b\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.lower_bound_mut(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.lower_bound_mut(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">None</span>);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"a\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.upper_bound\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2693-2696\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.upper_bound\" class=\"fn\">upper_bound</a><Q>(&self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\">Cursor</a><'_, K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\"><code>Cursor</code></a> pointing at the gap after the greatest key\nsmaller than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap after the greatest key in the map.</p>\n<h5 id=\"examples-9\"><a class=\"doc-anchor\" href=\"#examples-9\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span>cursor = map.upper_bound(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"c\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"d\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.upper_bound(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.upper_bound(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"d\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.upper_bound_mut\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2746-2749\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.upper_bound_mut\" class=\"fn\">upper_bound_mut</a><Q>(&mut self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\">CursorMut</a><'_, K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\"><code>CursorMut</code></a> pointing at the gap after the greatest key\nsmaller than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap after the greatest key in the map.</p>\n<h5 id=\"examples-10\"><a class=\"doc-anchor\" href=\"#examples-10\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.upper_bound_mut(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"c\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"d\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.upper_bound_mut(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.upper_bound_mut(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"d\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details></div></details>",0,"bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#634\">source</a><a href=\"#impl-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.clear\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#648\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.clear\" class=\"fn\">clear</a>(&mut self)</h4></section></summary><div class=\"docblock\"><p>Clears the map, removing all elements.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\na.clear();\n<span class=\"macro\">assert!</span>(a.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.new_in\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#674\">source</a><h4 class=\"code-header\">pub const fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.new_in\" class=\"fn\">new_in</a>(alloc: A) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btreemap_alloc</code>)</span></div></span></summary><div class=\"docblock\"><p>Makes a new empty BTreeMap with a reasonable choice for B.</p>\n<h5 id=\"examples-1\"><a class=\"doc-anchor\" href=\"#examples-1\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::alloc::Global;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new_in(Global);\n\n<span class=\"comment\">// entries can now be inserted into the empty map\n</span>map.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);</code></pre></div>\n</div></details></div></details>",0,"bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#679\">source</a><a href=\"#impl-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.get\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#696-699\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.get\" class=\"fn\">get</a><Q>(&self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns a reference to the value corresponding to the key.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.get(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>(<span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>));\n<span class=\"macro\">assert_eq!</span>(map.get(<span class=\"kw-2\">&</span><span class=\"number\">2</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.get_key_value\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.40.0\">1.40.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#724-727\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.get_key_value\" class=\"fn\">get_key_value</a><Q>(&self, k: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>)><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the key-value pair corresponding to the supplied key.</p>\n<p>The supplied key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-1\"><a class=\"doc-anchor\" href=\"#examples-1\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.get_key_value(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(map.get_key_value(<span class=\"kw-2\">&</span><span class=\"number\">2</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.first_key_value\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#751-753\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.first_key_value\" class=\"fn\">first_key_value</a>(&self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>)><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the first key-value pair in the map.\nThe key in this pair is the minimum key in the map.</p>\n<h5 id=\"examples-2\"><a class=\"doc-anchor\" href=\"#examples-2\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(map.first_key_value(), <span class=\"prelude-val\">None</span>);\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.first_key_value(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.first_entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#779-781\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.first_entry\" class=\"fn\">first_entry</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/struct.OccupiedEntry.html\" title=\"struct alloc::collections::btree::map::entry::OccupiedEntry\">OccupiedEntry</a><'_, K, V, A>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the first entry in the map for in-place manipulation.\nThe key of this entry is the minimum key in the map.</p>\n<h5 id=\"examples-3\"><a class=\"doc-anchor\" href=\"#examples-3\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">if let </span><span class=\"prelude-val\">Some</span>(<span class=\"kw-2\">mut </span>entry) = map.first_entry() {\n <span class=\"kw\">if </span><span class=\"kw-2\">*</span>entry.key() > <span class=\"number\">0 </span>{\n entry.insert(<span class=\"string\">\"first\"</span>);\n }\n}\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">1</span>).unwrap(), <span class=\"string\">\"first\"</span>);\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">2</span>).unwrap(), <span class=\"string\">\"b\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.pop_first\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#813-815\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.pop_first\" class=\"fn\">pop_first</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes and returns the first element in the map.\nThe key of this element is the minimum key that was in the map.</p>\n<h5 id=\"examples-4\"><a class=\"doc-anchor\" href=\"#examples-4\">§</a>Examples</h5>\n<p>Draining elements in ascending order, while keeping a usable map each iteration.</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">while let </span><span class=\"prelude-val\">Some</span>((key, _val)) = map.pop_first() {\n <span class=\"macro\">assert!</span>(map.iter().all(|(k, _v)| <span class=\"kw-2\">*</span>k > key));\n}\n<span class=\"macro\">assert!</span>(map.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.last_key_value\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#834-836\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.last_key_value\" class=\"fn\">last_key_value</a>(&self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>)><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the last key-value pair in the map.\nThe key in this pair is the maximum key in the map.</p>\n<h5 id=\"examples-5\"><a class=\"doc-anchor\" href=\"#examples-5\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.last_key_value(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.last_entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#862-864\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.last_entry\" class=\"fn\">last_entry</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/struct.OccupiedEntry.html\" title=\"struct alloc::collections::btree::map::entry::OccupiedEntry\">OccupiedEntry</a><'_, K, V, A>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the last entry in the map for in-place manipulation.\nThe key of this entry is the maximum key in the map.</p>\n<h5 id=\"examples-6\"><a class=\"doc-anchor\" href=\"#examples-6\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">if let </span><span class=\"prelude-val\">Some</span>(<span class=\"kw-2\">mut </span>entry) = map.last_entry() {\n <span class=\"kw\">if </span><span class=\"kw-2\">*</span>entry.key() > <span class=\"number\">0 </span>{\n entry.insert(<span class=\"string\">\"last\"</span>);\n }\n}\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">1</span>).unwrap(), <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">2</span>).unwrap(), <span class=\"string\">\"last\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.pop_last\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#896-898\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.pop_last\" class=\"fn\">pop_last</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes and returns the last element in the map.\nThe key of this element is the maximum key that was in the map.</p>\n<h5 id=\"examples-7\"><a class=\"doc-anchor\" href=\"#examples-7\">§</a>Examples</h5>\n<p>Draining elements in descending order, while keeping a usable map each iteration.</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">while let </span><span class=\"prelude-val\">Some</span>((key, _val)) = map.pop_last() {\n <span class=\"macro\">assert!</span>(map.iter().all(|(k, _v)| <span class=\"kw-2\">*</span>k < key));\n}\n<span class=\"macro\">assert!</span>(map.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.contains_key\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#919-922\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.contains_key\" class=\"fn\">contains_key</a><Q>(&self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns <code>true</code> if the map contains a value for the specified key.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-8\"><a class=\"doc-anchor\" href=\"#examples-8\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.contains_key(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"bool-val\">true</span>);\n<span class=\"macro\">assert_eq!</span>(map.contains_key(<span class=\"kw-2\">&</span><span class=\"number\">2</span>), <span class=\"bool-val\">false</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.get_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#946-949\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.get_mut\" class=\"fn\">get_mut</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns a mutable reference to the value corresponding to the key.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-9\"><a class=\"doc-anchor\" href=\"#examples-9\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"kw\">if let </span><span class=\"prelude-val\">Some</span>(x) = map.get_mut(<span class=\"kw-2\">&</span><span class=\"number\">1</span>) {\n <span class=\"kw-2\">*</span>x = <span class=\"string\">\"b\"</span>;\n}\n<span class=\"macro\">assert_eq!</span>(map[<span class=\"kw-2\">&</span><span class=\"number\">1</span>], <span class=\"string\">\"b\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.insert\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#984-986\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.insert\" class=\"fn\">insert</a>(&mut self, key: K, value: V) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Inserts a key-value pair into the map.</p>\n<p>If the map did not have this key present, <code>None</code> is returned.</p>\n<p>If the map did have this key present, the value is updated, and the old\nvalue is returned. The key is not updated, though; this matters for\ntypes that can be <code>==</code> without being identical. See the <a href=\"index.html#insert-and-complex-keys\">module-level\ndocumentation</a> for more.</p>\n<h5 id=\"examples-10\"><a class=\"doc-anchor\" href=\"#examples-10\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(map.insert(<span class=\"number\">37</span>, <span class=\"string\">\"a\"</span>), <span class=\"prelude-val\">None</span>);\n<span class=\"macro\">assert_eq!</span>(map.is_empty(), <span class=\"bool-val\">false</span>);\n\nmap.insert(<span class=\"number\">37</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.insert(<span class=\"number\">37</span>, <span class=\"string\">\"c\"</span>), <span class=\"prelude-val\">Some</span>(<span class=\"string\">\"b\"</span>));\n<span class=\"macro\">assert_eq!</span>(map[<span class=\"kw-2\">&</span><span class=\"number\">37</span>], <span class=\"string\">\"c\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.try_insert\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1019-1021\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.try_insert\" class=\"fn\">try_insert</a>(\n &mut self,\n key: K,\n value: V\n) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>, <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/struct.OccupiedError.html\" title=\"struct alloc::collections::btree::map::entry::OccupiedError\">OccupiedError</a><'_, K, V, A>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>map_try_insert</code>)</span></div></span></summary><div class=\"docblock\"><p>Tries to insert a key-value pair into the map, and returns\na mutable reference to the value in the entry.</p>\n<p>If the map already had this key present, nothing is updated, and\nan error containing the occupied entry and the value is returned.</p>\n<h5 id=\"examples-11\"><a class=\"doc-anchor\" href=\"#examples-11\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(map_try_insert)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(map.try_insert(<span class=\"number\">37</span>, <span class=\"string\">\"a\"</span>).unwrap(), <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">let </span>err = map.try_insert(<span class=\"number\">37</span>, <span class=\"string\">\"b\"</span>).unwrap_err();\n<span class=\"macro\">assert_eq!</span>(err.entry.key(), <span class=\"kw-2\">&</span><span class=\"number\">37</span>);\n<span class=\"macro\">assert_eq!</span>(err.entry.get(), <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(err.value, <span class=\"string\">\"b\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.remove\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1047-1050\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.remove\" class=\"fn\">remove</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes a key from the map, returning the value at the key if the key\nwas previously in the map.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-12\"><a class=\"doc-anchor\" href=\"#examples-12\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.remove(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>(<span class=\"string\">\"a\"</span>));\n<span class=\"macro\">assert_eq!</span>(map.remove(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.remove_entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.45.0\">1.45.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1072-1075\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.remove_entry\" class=\"fn\">remove_entry</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes a key from the map, returning the stored key and value if the key\nwas previously in the map.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-13\"><a class=\"doc-anchor\" href=\"#examples-13\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.remove_entry(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>((<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(map.remove_entry(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.retain\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.53.0\">1.53.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1110-1113\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.retain\" class=\"fn\">retain</a><F>(&mut self, f: F)<div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n F: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/function/trait.FnMut.html\" title=\"trait core::ops::function::FnMut\">FnMut</a>(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a>,</div></h4></section></summary><div class=\"docblock\"><p>Retains only the elements specified by the predicate.</p>\n<p>In other words, remove all pairs <code>(k, v)</code> for which <code>f(&k, &mut v)</code> returns <code>false</code>.\nThe elements are visited in ascending key order.</p>\n<h5 id=\"examples-14\"><a class=\"doc-anchor\" href=\"#examples-14\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map: BTreeMap<i32, i32> = (<span class=\"number\">0</span>..<span class=\"number\">8</span>).map(|x| (x, x<span class=\"kw-2\">*</span><span class=\"number\">10</span>)).collect();\n<span class=\"comment\">// Keep only the elements with even-numbered keys.\n</span>map.retain(|<span class=\"kw-2\">&</span>k, <span class=\"kw\">_</span>| k % <span class=\"number\">2 </span>== <span class=\"number\">0</span>);\n<span class=\"macro\">assert!</span>(map.into_iter().eq(<span class=\"macro\">vec!</span>[(<span class=\"number\">0</span>, <span class=\"number\">0</span>), (<span class=\"number\">2</span>, <span class=\"number\">20</span>), (<span class=\"number\">4</span>, <span class=\"number\">40</span>), (<span class=\"number\">6</span>, <span class=\"number\">60</span>)]));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.append\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.11.0\">1.11.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1150-1153\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.append\" class=\"fn\">append</a>(&mut self, other: &mut <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>)<div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h4></section></summary><div class=\"docblock\"><p>Moves all elements from <code>other</code> into <code>self</code>, leaving <code>other</code> empty.</p>\n<p>If a key from <code>other</code> is already present in <code>self</code>, the respective\nvalue from <code>self</code> will be overwritten with the respective value from <code>other</code>.</p>\n<h5 id=\"examples-15\"><a class=\"doc-anchor\" href=\"#examples-15\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>); <span class=\"comment\">// Note: Key (3) also present in b.\n\n</span><span class=\"kw\">let </span><span class=\"kw-2\">mut </span>b = BTreeMap::new();\nb.insert(<span class=\"number\">3</span>, <span class=\"string\">\"d\"</span>); <span class=\"comment\">// Note: Key (3) also present in a.\n</span>b.insert(<span class=\"number\">4</span>, <span class=\"string\">\"e\"</span>);\nb.insert(<span class=\"number\">5</span>, <span class=\"string\">\"f\"</span>);\n\na.append(<span class=\"kw-2\">&mut </span>b);\n\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">5</span>);\n<span class=\"macro\">assert_eq!</span>(b.len(), <span class=\"number\">0</span>);\n\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">1</span>], <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">2</span>], <span class=\"string\">\"b\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">3</span>], <span class=\"string\">\"d\"</span>); <span class=\"comment\">// Note: \"c\" has been overwritten.\n</span><span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">4</span>], <span class=\"string\">\"e\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">5</span>], <span class=\"string\">\"f\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.range\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.17.0\">1.17.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1205-1209\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.range\" class=\"fn\">range</a><T, R>(&self, range: R) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Range.html\" title=\"struct alloc::collections::btree::map::Range\">Range</a><'_, K, V><div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><T> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n R: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/trait.RangeBounds.html\" title=\"trait core::ops::range::RangeBounds\">RangeBounds</a><T>,</div></h4></section></summary><div class=\"docblock\"><p>Constructs a double-ended iterator over a sub-range of elements in the map.\nThe simplest way is to use the range syntax <code>min..max</code>, thus <code>range(min..max)</code> will\nyield elements from min (inclusive) to max (exclusive).\nThe range may also be entered as <code>(Bound<T>, Bound<T>)</code>, so for example\n<code>range((Excluded(4), Included(10)))</code> will yield a left-exclusive, right-inclusive\nrange from 4 to 10.</p>\n<h5 id=\"panics\"><a class=\"doc-anchor\" href=\"#panics\">§</a>Panics</h5>\n<p>Panics if range <code>start > end</code>.\nPanics if range <code>start == end</code> and both bounds are <code>Excluded</code>.</p>\n<h5 id=\"examples-16\"><a class=\"doc-anchor\" href=\"#examples-16\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound::Included;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">3</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">5</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">8</span>, <span class=\"string\">\"c\"</span>);\n<span class=\"kw\">for </span>(<span class=\"kw-2\">&</span>key, <span class=\"kw-2\">&</span>value) <span class=\"kw\">in </span>map.range((Included(<span class=\"kw-2\">&</span><span class=\"number\">4</span>), Included(<span class=\"kw-2\">&</span><span class=\"number\">8</span>))) {\n <span class=\"macro\">println!</span>(<span class=\"string\">\"{key}: {value}\"</span>);\n}\n<span class=\"macro\">assert_eq!</span>(<span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">5</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)), map.range(<span class=\"number\">4</span>..).next());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.range_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.17.0\">1.17.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1245-1249\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.range_mut\" class=\"fn\">range_mut</a><T, R>(&mut self, range: R) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.RangeMut.html\" title=\"struct alloc::collections::btree::map::RangeMut\">RangeMut</a><'_, K, V><div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><T> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n R: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/trait.RangeBounds.html\" title=\"trait core::ops::range::RangeBounds\">RangeBounds</a><T>,</div></h4></section></summary><div class=\"docblock\"><p>Constructs a mutable double-ended iterator over a sub-range of elements in the map.\nThe simplest way is to use the range syntax <code>min..max</code>, thus <code>range(min..max)</code> will\nyield elements from min (inclusive) to max (exclusive).\nThe range may also be entered as <code>(Bound<T>, Bound<T>)</code>, so for example\n<code>range((Excluded(4), Included(10)))</code> will yield a left-exclusive, right-inclusive\nrange from 4 to 10.</p>\n<h5 id=\"panics-1\"><a class=\"doc-anchor\" href=\"#panics-1\">§</a>Panics</h5>\n<p>Panics if range <code>start > end</code>.\nPanics if range <code>start == end</code> and both bounds are <code>Excluded</code>.</p>\n<h5 id=\"examples-17\"><a class=\"doc-anchor\" href=\"#examples-17\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map: BTreeMap<<span class=\"kw-2\">&</span>str, i32> =\n [(<span class=\"string\">\"Alice\"</span>, <span class=\"number\">0</span>), (<span class=\"string\">\"Bob\"</span>, <span class=\"number\">0</span>), (<span class=\"string\">\"Carol\"</span>, <span class=\"number\">0</span>), (<span class=\"string\">\"Cheryl\"</span>, <span class=\"number\">0</span>)].into();\n<span class=\"kw\">for </span>(<span class=\"kw\">_</span>, balance) <span class=\"kw\">in </span>map.range_mut(<span class=\"string\">\"B\"</span>..<span class=\"string\">\"Cheryl\"</span>) {\n <span class=\"kw-2\">*</span>balance += <span class=\"number\">100</span>;\n}\n<span class=\"kw\">for </span>(name, balance) <span class=\"kw\">in </span><span class=\"kw-2\">&</span>map {\n <span class=\"macro\">println!</span>(<span class=\"string\">\"{name} => {balance}\"</span>);\n}</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1277-1279\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.entry\" class=\"fn\">entry</a>(&mut self, key: K) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/enum.Entry.html\" title=\"enum alloc::collections::btree::map::entry::Entry\">Entry</a><'_, K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Gets the given key’s corresponding entry in the map for in-place manipulation.</p>\n<h5 id=\"examples-18\"><a class=\"doc-anchor\" href=\"#examples-18\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>count: BTreeMap<<span class=\"kw-2\">&</span>str, usize> = BTreeMap::new();\n\n<span class=\"comment\">// count the number of occurrences of letters in the vec\n</span><span class=\"kw\">for </span>x <span class=\"kw\">in </span>[<span class=\"string\">\"a\"</span>, <span class=\"string\">\"b\"</span>, <span class=\"string\">\"a\"</span>, <span class=\"string\">\"c\"</span>, <span class=\"string\">\"a\"</span>, <span class=\"string\">\"b\"</span>] {\n count.entry(x).and_modify(|curr| <span class=\"kw-2\">*</span>curr += <span class=\"number\">1</span>).or_insert(<span class=\"number\">1</span>);\n}\n\n<span class=\"macro\">assert_eq!</span>(count[<span class=\"string\">\"a\"</span>], <span class=\"number\">3</span>);\n<span class=\"macro\">assert_eq!</span>(count[<span class=\"string\">\"b\"</span>], <span class=\"number\">2</span>);\n<span class=\"macro\">assert_eq!</span>(count[<span class=\"string\">\"c\"</span>], <span class=\"number\">1</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.split_off\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.11.0\">1.11.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1336-1339\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.split_off\" class=\"fn\">split_off</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h4></section></summary><div class=\"docblock\"><p>Splits the collection into two at the given key. Returns everything after the given key,\nincluding the key.</p>\n<h5 id=\"examples-19\"><a class=\"doc-anchor\" href=\"#examples-19\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>);\na.insert(<span class=\"number\">17</span>, <span class=\"string\">\"d\"</span>);\na.insert(<span class=\"number\">41</span>, <span class=\"string\">\"e\"</span>);\n\n<span class=\"kw\">let </span>b = a.split_off(<span class=\"kw-2\">&</span><span class=\"number\">3</span>);\n\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">2</span>);\n<span class=\"macro\">assert_eq!</span>(b.len(), <span class=\"number\">3</span>);\n\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">1</span>], <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">2</span>], <span class=\"string\">\"b\"</span>);\n\n<span class=\"macro\">assert_eq!</span>(b[<span class=\"kw-2\">&</span><span class=\"number\">3</span>], <span class=\"string\">\"c\"</span>);\n<span class=\"macro\">assert_eq!</span>(b[<span class=\"kw-2\">&</span><span class=\"number\">17</span>], <span class=\"string\">\"d\"</span>);\n<span class=\"macro\">assert_eq!</span>(b[<span class=\"kw-2\">&</span><span class=\"number\">41</span>], <span class=\"string\">\"e\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extract_if\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1391-1394\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.extract_if\" class=\"fn\">extract_if</a><F>(&mut self, pred: F) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.ExtractIf.html\" title=\"struct alloc::collections::btree::map::ExtractIf\">ExtractIf</a><'_, K, V, F, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n F: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/function/trait.FnMut.html\" title=\"trait core::ops::function::FnMut\">FnMut</a>(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_extract_if</code>)</span></div></span></summary><div class=\"docblock\"><p>Creates an iterator that visits all elements (key-value pairs) in\nascending key order and uses a closure to determine if an element should\nbe removed. If the closure returns <code>true</code>, the element is removed from\nthe map and yielded. If the closure returns <code>false</code>, or panics, the\nelement remains in the map and will not be yielded.</p>\n<p>The iterator also lets you mutate the value of each element in the\nclosure, regardless of whether you choose to keep or remove it.</p>\n<p>If the returned <code>ExtractIf</code> is not exhausted, e.g. because it is dropped without iterating\nor the iteration short-circuits, then the remaining elements will be retained.\nUse <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#method.retain\" title=\"method alloc::collections::btree::map::BTreeMap::retain\"><code>retain</code></a> with a negated predicate if you do not need the returned iterator.</p>\n<h5 id=\"examples-20\"><a class=\"doc-anchor\" href=\"#examples-20\">§</a>Examples</h5>\n<p>Splitting a map into even and odd keys, reusing the original map:</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_extract_if)]\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map: BTreeMap<i32, i32> = (<span class=\"number\">0</span>..<span class=\"number\">8</span>).map(|x| (x, x)).collect();\n<span class=\"kw\">let </span>evens: BTreeMap<<span class=\"kw\">_</span>, <span class=\"kw\">_</span>> = map.extract_if(|k, _v| k % <span class=\"number\">2 </span>== <span class=\"number\">0</span>).collect();\n<span class=\"kw\">let </span>odds = map;\n<span class=\"macro\">assert_eq!</span>(evens.keys().copied().collect::<Vec<<span class=\"kw\">_</span>>>(), [<span class=\"number\">0</span>, <span class=\"number\">2</span>, <span class=\"number\">4</span>, <span class=\"number\">6</span>]);\n<span class=\"macro\">assert_eq!</span>(odds.keys().copied().collect::<Vec<<span class=\"kw\">_</span>>>(), [<span class=\"number\">1</span>, <span class=\"number\">3</span>, <span class=\"number\">5</span>, <span class=\"number\">7</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_keys\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.54.0\">1.54.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1445\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.into_keys\" class=\"fn\">into_keys</a>(self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoKeys.html\" title=\"struct alloc::collections::btree::map::IntoKeys\">IntoKeys</a><K, V, A></h4></section></summary><div class=\"docblock\"><p>Creates a consuming iterator visiting all the keys, in sorted order.\nThe map cannot be used after calling this.\nThe iterator element type is <code>K</code>.</p>\n<h5 id=\"examples-21\"><a class=\"doc-anchor\" href=\"#examples-21\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">let </span>keys: Vec<i32> = a.into_keys().collect();\n<span class=\"macro\">assert_eq!</span>(keys, [<span class=\"number\">1</span>, <span class=\"number\">2</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_values\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.54.0\">1.54.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1467\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.into_values\" class=\"fn\">into_values</a>(self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoValues.html\" title=\"struct alloc::collections::btree::map::IntoValues\">IntoValues</a><K, V, A></h4></section></summary><div class=\"docblock\"><p>Creates a consuming iterator visiting all the values, in order by key.\nThe map cannot be used after calling this.\nThe iterator element type is <code>V</code>.</p>\n<h5 id=\"examples-22\"><a class=\"doc-anchor\" href=\"#examples-22\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"hello\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"goodbye\"</span>);\n\n<span class=\"kw\">let </span>values: Vec<<span class=\"kw-2\">&</span>str> = a.into_values().collect();\n<span class=\"macro\">assert_eq!</span>(values, [<span class=\"string\">\"hello\"</span>, <span class=\"string\">\"goodbye\"</span>]);</code></pre></div>\n</div></details></div></details>",0,"bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Clone-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#207\">source</a></span><a href=\"#impl-Clone-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.clone\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#208\">source</a><a href=\"#method.clone\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone\" class=\"fn\">clone</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A></h4></section></summary><div class='docblock'>Returns a copy of the value. <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.clone_from\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/clone.rs.html#169\">source</a></span><a href=\"#method.clone_from\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from\" class=\"fn\">clone_from</a>(&mut self, source: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Self</a>)</h4></section></summary><div class='docblock'>Performs copy-assignment from <code>source</code>. <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from\">Read more</a></div></details></div></details>","Clone","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Debug-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2312\">source</a></span><a href=\"#impl-Debug-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html\" title=\"trait core::fmt::Debug\">Debug</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html\" title=\"trait core::fmt::Debug\">Debug</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html\" title=\"trait core::fmt::Debug\">Debug</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.fmt\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2313\">source</a><a href=\"#method.fmt\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt\" class=\"fn\">fmt</a>(&self, f: &mut <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html\" title=\"struct core::fmt::Formatter\">Formatter</a><'_>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.unit.html\">()</a>, <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/core/fmt/struct.Error.html\" title=\"struct core::fmt::Error\">Error</a>></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt\">Read more</a></div></details></div></details>","Debug","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Default-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2278\">source</a></span><a href=\"#impl-Default-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/default/trait.Default.html\" title=\"trait core::default::Default\">Default</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.default\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2280\">source</a><a href=\"#method.default\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/default/trait.Default.html#tymethod.default\" class=\"fn\">default</a>() -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h4></section></summary><div class=\"docblock\"><p>Creates an empty <code>BTreeMap</code>.</p>\n</div></details></div></details>","Default","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Deserialize%3C'de%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/impls.rs.html#1568-1574\">source</a><a href=\"#impl-Deserialize%3C'de%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<'de, K, V> <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html\" title=\"trait serde::de::Deserialize\">Deserialize</a><'de> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html\" title=\"trait serde::de::Deserialize\">Deserialize</a><'de> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n V: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html\" title=\"trait serde::de::Deserialize\">Deserialize</a><'de>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.deserialize\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/impls.rs.html#1568-1574\">source</a><a href=\"#method.deserialize\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html#tymethod.deserialize\" class=\"fn\">deserialize</a><D>(\n deserializer: D\n) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V>, <D as <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserializer.html\" title=\"trait serde::de::Deserializer\">Deserializer</a><'de>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserializer.html#associatedtype.Error\" title=\"type serde::de::Deserializer::Error\">Error</a>><div class=\"where\">where\n D: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserializer.html\" title=\"trait serde::de::Deserializer\">Deserializer</a><'de>,</div></h4></section></summary><div class='docblock'>Deserialize this value from the given Serde deserializer. <a href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html#tymethod.deserialize\">Read more</a></div></details></div></details>","Deserialize<'de>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Drop-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.7.0\">1.7.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#187\">source</a></span><a href=\"#impl-Drop-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html\" title=\"trait core::ops::drop::Drop\">Drop</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.drop\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#188\">source</a><a href=\"#method.drop\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html#tymethod.drop\" class=\"fn\">drop</a>(&mut self)</h4></section></summary><div class='docblock'>Executes the destructor for this type. <a href=\"https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html#tymethod.drop\">Read more</a></div></details></div></details>","Drop","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Extend%3C(%26K,+%26V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.2.0\">1.2.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2254-2255\">source</a></span><a href=\"#impl-Extend%3C(%26K,+%26V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<'a, K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html\" title=\"trait core::iter::traits::collect::Extend\">Extend</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a V</a>)> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html\" title=\"trait core::marker::Copy\">Copy</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html\" title=\"trait core::marker::Copy\">Copy</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2257\">source</a><a href=\"#method.extend\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\" class=\"fn\">extend</a><I>(&mut self, iter: I)<div class=\"where\">where\n I: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a><Item = (<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a V</a>)>,</div></h4></section></summary><div class='docblock'>Extends a collection with the contents of an iterator. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_one\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2262\">source</a><a href=\"#method.extend_one\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_one\" class=\"fn\">extend_one</a>(&mut self, _: (<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a V</a>))</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Extends a collection with exactly one element.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_reserve\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#460\">source</a><a href=\"#method.extend_reserve\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\" class=\"fn\">extend_reserve</a>(&mut self, additional: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a>)</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Reserves capacity in a collection for the given number of additional elements. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\">Read more</a></div></details></div></details>","Extend<(&'a K, &'a V)>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Extend%3C(K,+V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2239\">source</a></span><a href=\"#impl-Extend%3C(K,+V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html\" title=\"trait core::iter::traits::collect::Extend\">Extend</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2241\">source</a><a href=\"#method.extend\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\" class=\"fn\">extend</a><T>(&mut self, iter: T)<div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a><Item = <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>>,</div></h4></section></summary><div class='docblock'>Extends a collection with the contents of an iterator. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_one\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2248\">source</a><a href=\"#method.extend_one\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_one\" class=\"fn\">extend_one</a>(&mut self, _: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>)</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Extends a collection with exactly one element.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_reserve\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#460\">source</a><a href=\"#method.extend_reserve\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\" class=\"fn\">extend_reserve</a>(&mut self, additional: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a>)</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Reserves capacity in a collection for the given number of additional elements. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\">Read more</a></div></details></div></details>","Extend<(K, V)>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-From%3C%5B(K,+V);+N%5D%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.56.0\">1.56.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2338\">source</a></span><a href=\"#impl-From%3C%5B(K,+V);+N%5D%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, const N: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a>> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/convert/trait.From.html\" title=\"trait core::convert::From\">From</a><[<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>; <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.array.html\">N</a>]> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.from\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2348\">source</a><a href=\"#method.from\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from\" class=\"fn\">from</a>(arr: [<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>; <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.array.html\">N</a>]) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h4></section></summary><div class=\"docblock\"><p>Converts a <code>[(K, V); N]</code> into a <code>BTreeMap<(K, V)></code>.</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span>map1 = BTreeMap::from([(<span class=\"number\">1</span>, <span class=\"number\">2</span>), (<span class=\"number\">3</span>, <span class=\"number\">4</span>)]);\n<span class=\"kw\">let </span>map2: BTreeMap<<span class=\"kw\">_</span>, <span class=\"kw\">_</span>> = [(<span class=\"number\">1</span>, <span class=\"number\">2</span>), (<span class=\"number\">3</span>, <span class=\"number\">4</span>)].into();\n<span class=\"macro\">assert_eq!</span>(map1, map2);</code></pre></div>\n</div></details></div></details>","From<[(K, V); N]>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-FromIterator%3C(K,+V)%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2224\">source</a></span><a href=\"#impl-FromIterator%3C(K,+V)%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html\" title=\"trait core::iter::traits::collect::FromIterator\">FromIterator</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.from_iter\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2225\">source</a><a href=\"#method.from_iter\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html#tymethod.from_iter\" class=\"fn\">from_iter</a><T>(iter: T) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a><Item = <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>>,</div></h4></section></summary><div class='docblock'>Creates a value from an iterator. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html#tymethod.from_iter\">Read more</a></div></details></div></details>","FromIterator<(K, V)>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Hash-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2268\">source</a></span><a href=\"#impl-Hash-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html\" title=\"trait core::hash::Hash\">Hash</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html\" title=\"trait core::hash::Hash\">Hash</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html\" title=\"trait core::hash::Hash\">Hash</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.hash\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2269\">source</a><a href=\"#method.hash\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#tymethod.hash\" class=\"fn\">hash</a><H>(&self, state: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut H</a>)<div class=\"where\">where\n H: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\">Hasher</a>,</div></h4></section></summary><div class='docblock'>Feeds this value into the given <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\"><code>Hasher</code></a>. <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#tymethod.hash\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.hash_slice\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.3.0\">1.3.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#238-240\">source</a></span><a href=\"#method.hash_slice\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#method.hash_slice\" class=\"fn\">hash_slice</a><H>(data: &<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.slice.html\">[Self]</a>, state: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut H</a>)<div class=\"where\">where\n H: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\">Hasher</a>,\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class='docblock'>Feeds a slice of this type into the given <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\"><code>Hasher</code></a>. <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#method.hash_slice\">Read more</a></div></details></div></details>","Hash","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Index%3C%26Q%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2319-2322\">source</a></span><a href=\"#impl-Index%3C%26Q%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, Q, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html\" title=\"trait core::ops::index::Index\">Index</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.index\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2332\">source</a><a href=\"#method.index\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#tymethod.index\" class=\"fn\">index</a>(&self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a></h4></section></summary><div class=\"docblock\"><p>Returns a reference to the value corresponding to the supplied key.</p>\n<h5 id=\"panics\"><a class=\"doc-anchor\" href=\"#panics\">§</a>Panics</h5>\n<p>Panics if the key is not present in the <code>BTreeMap</code>.</p>\n</div></details><details class=\"toggle\" open><summary><section id=\"associatedtype.Output\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.Output\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#associatedtype.Output\" class=\"associatedtype\">Output</a> = V</h4></section></summary><div class='docblock'>The returned type after indexing.</div></details></div></details>","Index<&Q>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-IntoAssets-for-BTreeMap%3CDescriptorPublicKey,+DescriptorSecretKey%3E\" class=\"impl\"><a href=\"#impl-IntoAssets-for-BTreeMap%3CDescriptorPublicKey,+DescriptorSecretKey%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl IntoAssets for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><<a class=\"enum\" href=\"bdk_wallet/keys/enum.DescriptorPublicKey.html\" title=\"enum bdk_wallet::keys::DescriptorPublicKey\">DescriptorPublicKey</a>, <a class=\"enum\" href=\"bdk_wallet/keys/enum.DescriptorSecretKey.html\" title=\"enum bdk_wallet::keys::DescriptorSecretKey\">DescriptorSecretKey</a>></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_assets\" class=\"method trait-impl\"><a href=\"#method.into_assets\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a class=\"fn\">into_assets</a>(self) -> Assets</h4></section></summary><div class='docblock'>Convert <code>self</code> into a <code>Assets</code> struct</div></details></div></details>","IntoAssets","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-IntoDeserializer%3C'de,+E%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/value.rs.html#1425-1429\">source</a><a href=\"#impl-IntoDeserializer%3C'de,+E%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<'de, K, V, E> <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n V: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E>,\n E: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Error.html\" title=\"trait serde::de::Error\">Error</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle\" open><summary><section id=\"associatedtype.Deserializer\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.Deserializer\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html#associatedtype.Deserializer\" class=\"associatedtype\">Deserializer</a> = <a class=\"struct\" href=\"https://docs.rs/serde/1.0.209/serde/de/value/struct.MapDeserializer.html\" title=\"struct serde::de::value::MapDeserializer\">MapDeserializer</a><'de, <<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V> as <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a>>::<a class=\"associatedtype\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter\" title=\"type core::iter::traits::collect::IntoIterator::IntoIter\">IntoIter</a>, E></h4></section></summary><div class='docblock'>The type of the deserializer being converted into.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_deserializer\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/value.rs.html#1433\">source</a><a href=\"#method.into_deserializer\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html#tymethod.into_deserializer\" class=\"fn\">into_deserializer</a>(\n self\n) -> <<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V> as <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html#associatedtype.Deserializer\" title=\"type serde::de::IntoDeserializer::Deserializer\">Deserializer</a></h4></section></summary><div class='docblock'>Convert this value into a deserializer.</div></details></div></details>","IntoDeserializer<'de, E>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-IntoIterator-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1636\">source</a></span><a href=\"#impl-IntoIterator-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_iter\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1641\">source</a><a href=\"#method.into_iter\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#tymethod.into_iter\" class=\"fn\">into_iter</a>(self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoIter.html\" title=\"struct alloc::collections::btree::map::IntoIter\">IntoIter</a><K, V, A></h4></section></summary><div class=\"docblock\"><p>Gets an owning iterator over the entries of the map, sorted by key.</p>\n</div></details><details class=\"toggle\" open><summary><section id=\"associatedtype.Item\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.Item\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item\" class=\"associatedtype\">Item</a> = <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a></h4></section></summary><div class='docblock'>The type of the elements being iterated over.</div></details><details class=\"toggle\" open><summary><section id=\"associatedtype.IntoIter\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.IntoIter\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter\" class=\"associatedtype\">IntoIter</a> = <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoIter.html\" title=\"struct alloc::collections::btree::map::IntoIter\">IntoIter</a><K, V, A></h4></section></summary><div class='docblock'>Which kind of iterator are we turning this into?</div></details></div></details>","IntoIterator","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Merge-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a
href=\"#impl-Merge-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> Merge for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.merge\" class=\"method trait-impl\"><a href=\"#method.merge\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a class=\"fn\">merge</a>(&mut self, other: <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V>)</h4></section></summary><div class='docblock'>Merge another object of the same type onto <code>self</code>.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.is_empty\" class=\"method trait-impl\"><a href=\"#method.is_empty\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a class=\"fn\">is_empty</a>(&self) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>Returns whether the structure is considered empty.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.take\" class=\"method trait-impl\"><a href=\"#method.take\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a class=\"fn\">take</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><Self></h4></section></summary><div class='docblock'>Take the value, replacing it with the default value.</div></details></div></details>","Merge","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Ord-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2304\">source</a></span><a href=\"#impl-Ord-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.cmp\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2306\">source</a><a href=\"#method.cmp\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#tymethod.cmp\" class=\"fn\">cmp</a>(&self, other: &<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html\" title=\"enum core::cmp::Ordering\">Ordering</a></h4></section></summary><div class='docblock'>This method returns an <a href=\"https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html\" title=\"enum core::cmp::Ordering\"><code>Ordering</code></a> between <code>self</code> and <code>other</code>. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#tymethod.cmp\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.max\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.21.0\">1.21.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#856-858\">source</a></span><a href=\"#method.max\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.max\" class=\"fn\">max</a>(self, other: Self) -> Self<div class=\"where\">where\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class='docblock'>Compares and returns the maximum of two values. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.max\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.min\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.21.0\">1.21.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#877-879\">source</a></span><a href=\"#method.min\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.min\" class=\"fn\">min</a>(self, other: Self) -> Self<div class=\"where\">where\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class='docblock'>Compares and returns the minimum of two values. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.min\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.clamp\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.50.0\">1.50.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#902-905\">source</a></span><a href=\"#method.clamp\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.clamp\" class=\"fn\">clamp</a>(self, min: Self, max: Self) -> Self<div class=\"where\">where\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a>,</div></h4></section></summary><div class='docblock'>Restrict a value to a certain interval. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.clamp\">Read more</a></div></details></div></details>","Ord","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-PartialEq-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2286\">source</a></span><a href=\"#impl-PartialEq-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html\" title=\"trait core::cmp::PartialEq\">PartialEq</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html\" title=\"trait core::cmp::PartialEq\">PartialEq</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html\" title=\"trait core::cmp::PartialEq\">PartialEq</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.eq\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2287\">source</a><a href=\"#method.eq\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq\" class=\"fn\">eq</a>(&self, other: &<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used\nby <code>==</code>.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.ne\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#263\">source</a></span><a href=\"#method.ne\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#method.ne\" class=\"fn\">ne</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests for <code>!=</code>. The default implementation is almost always\nsufficient, and should not be overridden without very good reason.</div></details></div></details>","PartialEq","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-PartialOrd-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2296\">source</a></span><a href=\"#impl-PartialOrd-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.partial_cmp\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2298\">source</a><a href=\"#method.partial_cmp\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#tymethod.partial_cmp\" class=\"fn\">partial_cmp</a>(&self, other: &<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html\" title=\"enum core::cmp::Ordering\">Ordering</a>></h4></section></summary><div class='docblock'>This method returns an ordering between <code>self</code> and <code>other</code> values if one exists. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#tymethod.partial_cmp\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.lt\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1179\">source</a></span><a href=\"#method.lt\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.lt\" class=\"fn\">lt</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests less than (for <code>self</code> and <code>other</code>) and is used by the <code><</code> operator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.lt\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.le\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1197\">source</a></span><a href=\"#method.le\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.le\" class=\"fn\">le</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests less than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code><=</code>\noperator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.le\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.gt\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1214\">source</a></span><a href=\"#method.gt\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.gt\" class=\"fn\">gt</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests greater than (for <code>self</code> and <code>other</code>) and is used by the <code>></code> operator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.gt\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.ge\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1232\">source</a></span><a href=\"#method.ge\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.ge\" class=\"fn\">ge</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests greater than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code>>=</code>\noperator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.ge\">Read more</a></div></details></div></details>","PartialOrd","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Serialize-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/ser/impls.rs.html#495-499\">source</a><a href=\"#impl-Serialize-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html\" title=\"trait serde::ser::Serialize\">Serialize</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html\" title=\"trait serde::ser::Serialize\">Serialize</a>,\n V: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html\" title=\"trait serde::ser::Serialize\">Serialize</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.serialize\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/ser/impls.rs.html#495-499\">source</a><a href=\"#method.serialize\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html#tymethod.serialize\" class=\"fn\">serialize</a><S>(\n &self,\n serializer: S\n) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<S as <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html\" title=\"trait serde::ser::Serializer\">Serializer</a>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html#associatedtype.Ok\" title=\"type serde::ser::Serializer::Ok\">Ok</a>, <S as <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html\" title=\"trait serde::ser::Serializer\">Serializer</a>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html#associatedtype.Error\" title=\"type serde::ser::Serializer::Error\">Error</a>><div class=\"where\">where\n S: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html\" title=\"trait serde::ser::Serializer\">Serializer</a>,</div></h4></section></summary><div class='docblock'>Serialize this value into the given Serde serializer. <a href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html#tymethod.serialize\">Read more</a></div></details></div></details>","Serialize","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<section id=\"impl-Eq-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2293\">source</a></span><a href=\"#impl-Eq-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section>","Eq","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<section id=\"impl-UnwindSafe-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.64.0\">1.64.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#198-202\">source</a></span><a href=\"#impl-UnwindSafe-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html\" title=\"trait core::panic::unwind_safe::UnwindSafe\">UnwindSafe</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html\" title=\"trait core::panic::unwind_safe::UnwindSafe\">UnwindSafe</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html\" title=\"trait core::panic::unwind_safe::RefUnwindSafe\">RefUnwindSafe</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html\" title=\"trait core::panic::unwind_safe::RefUnwindSafe\">RefUnwindSafe</a>,</div></h3></section>","UnwindSafe","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"]]
+"bdk_wallet":[["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#610\">source</a><a href=\"#impl-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.new\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0, const since 1.66.0\">1.0.0 (const: 1.66.0)</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#629\">source</a></span><h4 class=\"code-header\">pub const fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.new\" class=\"fn\">new</a>() -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h4></section></summary><div class=\"docblock\"><p>Makes a new, empty <code>BTreeMap</code>.</p>\n<p>Does not allocate anything on its own.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n\n<span class=\"comment\">// entries can now be inserted into the empty map\n</span>map.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);</code></pre></div>\n</div></details></div></details>",0,"bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2359\">source</a><a href=\"#impl-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.iter\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2380\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.iter\" class=\"fn\">iter</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Iter.html\" title=\"struct alloc::collections::btree::map::Iter\">Iter</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets an iterator over the entries of the map, sorted by key.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">for </span>(key, value) <span class=\"kw\">in </span>map.iter() {\n <span class=\"macro\">println!</span>(<span class=\"string\">\"{key}: {value}\"</span>);\n}\n\n<span class=\"kw\">let </span>(first_key, first_value) = map.iter().next().unwrap();\n<span class=\"macro\">assert_eq!</span>((<span class=\"kw-2\">*</span>first_key, <span class=\"kw-2\">*</span>first_value), (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.iter_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2411\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.iter_mut\" class=\"fn\">iter_mut</a>(&mut self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IterMut.html\" title=\"struct alloc::collections::btree::map::IterMut\">IterMut</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets a mutable iterator over the entries of the map, sorted by key.</p>\n<h5 id=\"examples-1\"><a class=\"doc-anchor\" href=\"#examples-1\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::from([\n (<span class=\"string\">\"a\"</span>, <span class=\"number\">1</span>),\n (<span class=\"string\">\"b\"</span>, <span class=\"number\">2</span>),\n (<span class=\"string\">\"c\"</span>, <span class=\"number\">3</span>),\n]);\n\n<span class=\"comment\">// add 10 to the value if the key isn't \"a\"\n</span><span class=\"kw\">for </span>(key, value) <span class=\"kw\">in </span>map.iter_mut() {\n <span class=\"kw\">if </span>key != <span class=\"kw-2\">&</span><span class=\"string\">\"a\" </span>{\n <span class=\"kw-2\">*</span>value += <span class=\"number\">10</span>;\n }\n}</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.keys\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2436\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.keys\" class=\"fn\">keys</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Keys.html\" title=\"struct alloc::collections::btree::map::Keys\">Keys</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets an iterator over the keys of the map, in sorted order.</p>\n<h5 id=\"examples-2\"><a class=\"doc-anchor\" href=\"#examples-2\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">let </span>keys: Vec<<span class=\"kw\">_</span>> = a.keys().cloned().collect();\n<span class=\"macro\">assert_eq!</span>(keys, [<span class=\"number\">1</span>, <span class=\"number\">2</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.values\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2455\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.values\" class=\"fn\">values</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Values.html\" title=\"struct alloc::collections::btree::map::Values\">Values</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets an iterator over the values of the map, in order by key.</p>\n<h5 id=\"examples-3\"><a class=\"doc-anchor\" href=\"#examples-3\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"hello\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"goodbye\"</span>);\n\n<span class=\"kw\">let </span>values: Vec<<span class=\"kw-2\">&</span>str> = a.values().cloned().collect();\n<span class=\"macro\">assert_eq!</span>(values, [<span class=\"string\">\"hello\"</span>, <span class=\"string\">\"goodbye\"</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.values_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.10.0\">1.10.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2479\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.values_mut\" class=\"fn\">values_mut</a>(&mut self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.ValuesMut.html\" title=\"struct alloc::collections::btree::map::ValuesMut\">ValuesMut</a><'_, K, V></h4></section></summary><div class=\"docblock\"><p>Gets a mutable iterator over the values of the map, in order by key.</p>\n<h5 id=\"examples-4\"><a class=\"doc-anchor\" href=\"#examples-4\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, String::from(<span class=\"string\">\"hello\"</span>));\na.insert(<span class=\"number\">2</span>, String::from(<span class=\"string\">\"goodbye\"</span>));\n\n<span class=\"kw\">for </span>value <span class=\"kw\">in </span>a.values_mut() {\n value.push_str(<span class=\"string\">\"!\"</span>);\n}\n\n<span class=\"kw\">let </span>values: Vec<String> = a.values().cloned().collect();\n<span class=\"macro\">assert_eq!</span>(values, [String::from(<span class=\"string\">\"hello!\"</span>),\n String::from(<span class=\"string\">\"goodbye!\"</span>)]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.len\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0, const unstable\">1.0.0 (const: <a href=\"https://github.com/rust-lang/rust/issues/71835\" title=\"Tracking issue for const_btree_len\">unstable</a>)</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2503\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.len\" class=\"fn\">len</a>(&self) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a></h4></section></summary><div class=\"docblock\"><p>Returns the number of elements in the map.</p>\n<h5 id=\"examples-5\"><a class=\"doc-anchor\" href=\"#examples-5\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">0</span>);\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">1</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.is_empty\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0, const unstable\">1.0.0 (const: <a href=\"https://github.com/rust-lang/rust/issues/71835\" title=\"Tracking issue for const_btree_len\">unstable</a>)</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2526\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.is_empty\" class=\"fn\">is_empty</a>(&self) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class=\"docblock\"><p>Returns <code>true</code> if the map contains no elements.</p>\n<h5 id=\"examples-6\"><a class=\"doc-anchor\" href=\"#examples-6\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\n<span class=\"macro\">assert!</span>(a.is_empty());\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert!</span>(!a.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.lower_bound\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2570-2573\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.lower_bound\" class=\"fn\">lower_bound</a><Q>(&self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\">Cursor</a><'_, K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\"><code>Cursor</code></a> pointing at the gap before the smallest key\ngreater than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap before the smallest key in the map.</p>\n<h5 id=\"examples-7\"><a class=\"doc-anchor\" href=\"#examples-7\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span>cursor = map.lower_bound(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.lower_bound(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.lower_bound(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">None</span>);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.lower_bound_mut\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2623-2626\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.lower_bound_mut\" class=\"fn\">lower_bound_mut</a><Q>(&mut self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\">CursorMut</a><'_, K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\"><code>CursorMut</code></a> pointing at the gap before the smallest key\ngreater than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap before the smallest key greater than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap before the smallest key in the map.</p>\n<h5 id=\"examples-8\"><a class=\"doc-anchor\" href=\"#examples-8\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.lower_bound_mut(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"b\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.lower_bound_mut(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">2</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.lower_bound_mut(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">None</span>);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"a\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.upper_bound\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2693-2696\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.upper_bound\" class=\"fn\">upper_bound</a><Q>(&self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\">Cursor</a><'_, K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Cursor.html\" title=\"struct alloc::collections::btree::map::Cursor\"><code>Cursor</code></a> pointing at the gap after the greatest key\nsmaller than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap after the greatest key in the map.</p>\n<h5 id=\"examples-9\"><a class=\"doc-anchor\" href=\"#examples-9\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span>cursor = map.upper_bound(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"c\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"d\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.upper_bound(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span>cursor = map.upper_bound(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"d\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.upper_bound_mut\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2746-2749\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.upper_bound_mut\" class=\"fn\">upper_bound_mut</a><Q>(&mut self, bound: <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/enum.Bound.html\" title=\"enum core::ops::range::Bound\">Bound</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\">CursorMut</a><'_, K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_cursors</code>)</span></div></span></summary><div class=\"docblock\"><p>Returns a <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.CursorMut.html\" title=\"struct alloc::collections::btree::map::CursorMut\"><code>CursorMut</code></a> pointing at the gap after the greatest key\nsmaller than the given bound.</p>\n<p>Passing <code>Bound::Included(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than or equal to <code>x</code>.</p>\n<p>Passing <code>Bound::Excluded(x)</code> will return a cursor pointing to the\ngap after the greatest key smaller than <code>x</code>.</p>\n<p>Passing <code>Bound::Unbounded</code> will return a cursor pointing to the\ngap after the greatest key in the map.</p>\n<h5 id=\"examples-10\"><a class=\"doc-anchor\" href=\"#examples-10\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_cursors)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::from([\n (<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>),\n (<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>),\n (<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>),\n (<span class=\"number\">4</span>, <span class=\"string\">\"d\"</span>),\n]);\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.upper_bound_mut(Bound::Included(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"c\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"d\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.upper_bound_mut(Bound::Excluded(<span class=\"kw-2\">&</span><span class=\"number\">3</span>));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"b\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">3</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"c\"</span>)));\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>cursor = map.upper_bound_mut(Bound::Unbounded);\n<span class=\"macro\">assert_eq!</span>(cursor.peek_prev(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">4</span>, <span class=\"kw-2\">&mut </span><span class=\"string\">\"d\"</span>)));\n<span class=\"macro\">assert_eq!</span>(cursor.peek_next(), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details></div></details>",0,"bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#634\">source</a><a href=\"#impl-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.clear\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#648\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.clear\" class=\"fn\">clear</a>(&mut self)</h4></section></summary><div class=\"docblock\"><p>Clears the map, removing all elements.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\na.clear();\n<span class=\"macro\">assert!</span>(a.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.new_in\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#674\">source</a><h4 class=\"code-header\">pub const fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.new_in\" class=\"fn\">new_in</a>(alloc: A) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btreemap_alloc</code>)</span></div></span></summary><div class=\"docblock\"><p>Makes a new empty BTreeMap with a reasonable choice for B.</p>\n<h5 id=\"examples-1\"><a class=\"doc-anchor\" href=\"#examples-1\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::alloc::Global;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new_in(Global);\n\n<span class=\"comment\">// entries can now be inserted into the empty map\n</span>map.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);</code></pre></div>\n</div></details></div></details>",0,"bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#679\">source</a><a href=\"#impl-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.get\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#696-699\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.get\" class=\"fn\">get</a><Q>(&self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns a reference to the value corresponding to the key.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples\"><a class=\"doc-anchor\" href=\"#examples\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.get(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>(<span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>));\n<span class=\"macro\">assert_eq!</span>(map.get(<span class=\"kw-2\">&</span><span class=\"number\">2</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.get_key_value\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.40.0\">1.40.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#724-727\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.get_key_value\" class=\"fn\">get_key_value</a><Q>(&self, k: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>)><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the key-value pair corresponding to the supplied key.</p>\n<p>The supplied key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-1\"><a class=\"doc-anchor\" href=\"#examples-1\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.get_key_value(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(map.get_key_value(<span class=\"kw-2\">&</span><span class=\"number\">2</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.first_key_value\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#751-753\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.first_key_value\" class=\"fn\">first_key_value</a>(&self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>)><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the first key-value pair in the map.\nThe key in this pair is the minimum key in the map.</p>\n<h5 id=\"examples-2\"><a class=\"doc-anchor\" href=\"#examples-2\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(map.first_key_value(), <span class=\"prelude-val\">None</span>);\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.first_key_value(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">1</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.first_entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#779-781\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.first_entry\" class=\"fn\">first_entry</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/struct.OccupiedEntry.html\" title=\"struct alloc::collections::btree::map::entry::OccupiedEntry\">OccupiedEntry</a><'_, K, V, A>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the first entry in the map for in-place manipulation.\nThe key of this entry is the minimum key in the map.</p>\n<h5 id=\"examples-3\"><a class=\"doc-anchor\" href=\"#examples-3\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">if let </span><span class=\"prelude-val\">Some</span>(<span class=\"kw-2\">mut </span>entry) = map.first_entry() {\n <span class=\"kw\">if </span><span class=\"kw-2\">*</span>entry.key() > <span class=\"number\">0 </span>{\n entry.insert(<span class=\"string\">\"first\"</span>);\n }\n}\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">1</span>).unwrap(), <span class=\"string\">\"first\"</span>);\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">2</span>).unwrap(), <span class=\"string\">\"b\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.pop_first\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#813-815\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.pop_first\" class=\"fn\">pop_first</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes and returns the first element in the map.\nThe key of this element is the minimum key that was in the map.</p>\n<h5 id=\"examples-4\"><a class=\"doc-anchor\" href=\"#examples-4\">§</a>Examples</h5>\n<p>Draining elements in ascending order, while keeping a usable map each iteration.</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">while let </span><span class=\"prelude-val\">Some</span>((key, _val)) = map.pop_first() {\n <span class=\"macro\">assert!</span>(map.iter().all(|(k, _v)| <span class=\"kw-2\">*</span>k > key));\n}\n<span class=\"macro\">assert!</span>(map.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.last_key_value\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#834-836\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.last_key_value\" class=\"fn\">last_key_value</a>(&self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a>)><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the last key-value pair in the map.\nThe key in this pair is the maximum key in the map.</p>\n<h5 id=\"examples-5\"><a class=\"doc-anchor\" href=\"#examples-5\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.last_key_value(), <span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">2</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>)));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.last_entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#862-864\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.last_entry\" class=\"fn\">last_entry</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/struct.OccupiedEntry.html\" title=\"struct alloc::collections::btree::map::entry::OccupiedEntry\">OccupiedEntry</a><'_, K, V, A>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns the last entry in the map for in-place manipulation.\nThe key of this entry is the maximum key in the map.</p>\n<h5 id=\"examples-6\"><a class=\"doc-anchor\" href=\"#examples-6\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">if let </span><span class=\"prelude-val\">Some</span>(<span class=\"kw-2\">mut </span>entry) = map.last_entry() {\n <span class=\"kw\">if </span><span class=\"kw-2\">*</span>entry.key() > <span class=\"number\">0 </span>{\n entry.insert(<span class=\"string\">\"last\"</span>);\n }\n}\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">1</span>).unwrap(), <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(<span class=\"kw-2\">*</span>map.get(<span class=\"kw-2\">&</span><span class=\"number\">2</span>).unwrap(), <span class=\"string\">\"last\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.pop_last\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.66.0\">1.66.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#896-898\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.pop_last\" class=\"fn\">pop_last</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes and returns the last element in the map.\nThe key of this element is the maximum key that was in the map.</p>\n<h5 id=\"examples-7\"><a class=\"doc-anchor\" href=\"#examples-7\">§</a>Examples</h5>\n<p>Draining elements in descending order, while keeping a usable map each iteration.</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"kw\">while let </span><span class=\"prelude-val\">Some</span>((key, _val)) = map.pop_last() {\n <span class=\"macro\">assert!</span>(map.iter().all(|(k, _v)| <span class=\"kw-2\">*</span>k < key));\n}\n<span class=\"macro\">assert!</span>(map.is_empty());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.contains_key\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#919-922\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.contains_key\" class=\"fn\">contains_key</a><Q>(&self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns <code>true</code> if the map contains a value for the specified key.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-8\"><a class=\"doc-anchor\" href=\"#examples-8\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.contains_key(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"bool-val\">true</span>);\n<span class=\"macro\">assert_eq!</span>(map.contains_key(<span class=\"kw-2\">&</span><span class=\"number\">2</span>), <span class=\"bool-val\">false</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.get_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#946-949\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.get_mut\" class=\"fn\">get_mut</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Returns a mutable reference to the value corresponding to the key.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-9\"><a class=\"doc-anchor\" href=\"#examples-9\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"kw\">if let </span><span class=\"prelude-val\">Some</span>(x) = map.get_mut(<span class=\"kw-2\">&</span><span class=\"number\">1</span>) {\n <span class=\"kw-2\">*</span>x = <span class=\"string\">\"b\"</span>;\n}\n<span class=\"macro\">assert_eq!</span>(map[<span class=\"kw-2\">&</span><span class=\"number\">1</span>], <span class=\"string\">\"b\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.insert\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#984-986\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.insert\" class=\"fn\">insert</a>(&mut self, key: K, value: V) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Inserts a key-value pair into the map.</p>\n<p>If the map did not have this key present, <code>None</code> is returned.</p>\n<p>If the map did have this key present, the value is updated, and the old\nvalue is returned. The key is not updated, though; this matters for\ntypes that can be <code>==</code> without being identical. See the <a href=\"index.html#insert-and-complex-keys\">module-level\ndocumentation</a> for more.</p>\n<h5 id=\"examples-10\"><a class=\"doc-anchor\" href=\"#examples-10\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(map.insert(<span class=\"number\">37</span>, <span class=\"string\">\"a\"</span>), <span class=\"prelude-val\">None</span>);\n<span class=\"macro\">assert_eq!</span>(map.is_empty(), <span class=\"bool-val\">false</span>);\n\nmap.insert(<span class=\"number\">37</span>, <span class=\"string\">\"b\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.insert(<span class=\"number\">37</span>, <span class=\"string\">\"c\"</span>), <span class=\"prelude-val\">Some</span>(<span class=\"string\">\"b\"</span>));\n<span class=\"macro\">assert_eq!</span>(map[<span class=\"kw-2\">&</span><span class=\"number\">37</span>], <span class=\"string\">\"c\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.try_insert\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1019-1021\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.try_insert\" class=\"fn\">try_insert</a>(\n &mut self,\n key: K,\n value: V\n) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>, <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/struct.OccupiedError.html\" title=\"struct alloc::collections::btree::map::entry::OccupiedError\">OccupiedError</a><'_, K, V, A>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>map_try_insert</code>)</span></div></span></summary><div class=\"docblock\"><p>Tries to insert a key-value pair into the map, and returns\na mutable reference to the value in the entry.</p>\n<p>If the map already had this key present, nothing is updated, and\nan error containing the occupied entry and the value is returned.</p>\n<h5 id=\"examples-11\"><a class=\"doc-anchor\" href=\"#examples-11\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(map_try_insert)]\n\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\n<span class=\"macro\">assert_eq!</span>(map.try_insert(<span class=\"number\">37</span>, <span class=\"string\">\"a\"</span>).unwrap(), <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">let </span>err = map.try_insert(<span class=\"number\">37</span>, <span class=\"string\">\"b\"</span>).unwrap_err();\n<span class=\"macro\">assert_eq!</span>(err.entry.key(), <span class=\"kw-2\">&</span><span class=\"number\">37</span>);\n<span class=\"macro\">assert_eq!</span>(err.entry.get(), <span class=\"kw-2\">&</span><span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(err.value, <span class=\"string\">\"b\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.remove\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1047-1050\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.remove\" class=\"fn\">remove</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes a key from the map, returning the value at the key if the key\nwas previously in the map.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-12\"><a class=\"doc-anchor\" href=\"#examples-12\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.remove(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>(<span class=\"string\">\"a\"</span>));\n<span class=\"macro\">assert_eq!</span>(map.remove(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.remove_entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.45.0\">1.45.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1072-1075\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.remove_entry\" class=\"fn\">remove_entry</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class=\"docblock\"><p>Removes a key from the map, returning the stored key and value if the key\nwas previously in the map.</p>\n<p>The key may be any borrowed form of the map’s key type, but the ordering\non the borrowed form <em>must</em> match the ordering on the key type.</p>\n<h5 id=\"examples-13\"><a class=\"doc-anchor\" href=\"#examples-13\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(map.remove_entry(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">Some</span>((<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>)));\n<span class=\"macro\">assert_eq!</span>(map.remove_entry(<span class=\"kw-2\">&</span><span class=\"number\">1</span>), <span class=\"prelude-val\">None</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.retain\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.53.0\">1.53.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1110-1113\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.retain\" class=\"fn\">retain</a><F>(&mut self, f: F)<div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n F: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/function/trait.FnMut.html\" title=\"trait core::ops::function::FnMut\">FnMut</a>(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a>,</div></h4></section></summary><div class=\"docblock\"><p>Retains only the elements specified by the predicate.</p>\n<p>In other words, remove all pairs <code>(k, v)</code> for which <code>f(&k, &mut v)</code> returns <code>false</code>.\nThe elements are visited in ascending key order.</p>\n<h5 id=\"examples-14\"><a class=\"doc-anchor\" href=\"#examples-14\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map: BTreeMap<i32, i32> = (<span class=\"number\">0</span>..<span class=\"number\">8</span>).map(|x| (x, x<span class=\"kw-2\">*</span><span class=\"number\">10</span>)).collect();\n<span class=\"comment\">// Keep only the elements with even-numbered keys.\n</span>map.retain(|<span class=\"kw-2\">&</span>k, <span class=\"kw\">_</span>| k % <span class=\"number\">2 </span>== <span class=\"number\">0</span>);\n<span class=\"macro\">assert!</span>(map.into_iter().eq(<span class=\"macro\">vec!</span>[(<span class=\"number\">0</span>, <span class=\"number\">0</span>), (<span class=\"number\">2</span>, <span class=\"number\">20</span>), (<span class=\"number\">4</span>, <span class=\"number\">40</span>), (<span class=\"number\">6</span>, <span class=\"number\">60</span>)]));</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.append\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.11.0\">1.11.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1150-1153\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.append\" class=\"fn\">append</a>(&mut self, other: &mut <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>)<div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h4></section></summary><div class=\"docblock\"><p>Moves all elements from <code>other</code> into <code>self</code>, leaving <code>other</code> empty.</p>\n<p>If a key from <code>other</code> is already present in <code>self</code>, the respective\nvalue from <code>self</code> will be overwritten with the respective value from <code>other</code>.</p>\n<h5 id=\"examples-15\"><a class=\"doc-anchor\" href=\"#examples-15\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>); <span class=\"comment\">// Note: Key (3) also present in b.\n\n</span><span class=\"kw\">let </span><span class=\"kw-2\">mut </span>b = BTreeMap::new();\nb.insert(<span class=\"number\">3</span>, <span class=\"string\">\"d\"</span>); <span class=\"comment\">// Note: Key (3) also present in a.\n</span>b.insert(<span class=\"number\">4</span>, <span class=\"string\">\"e\"</span>);\nb.insert(<span class=\"number\">5</span>, <span class=\"string\">\"f\"</span>);\n\na.append(<span class=\"kw-2\">&mut </span>b);\n\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">5</span>);\n<span class=\"macro\">assert_eq!</span>(b.len(), <span class=\"number\">0</span>);\n\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">1</span>], <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">2</span>], <span class=\"string\">\"b\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">3</span>], <span class=\"string\">\"d\"</span>); <span class=\"comment\">// Note: \"c\" has been overwritten.\n</span><span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">4</span>], <span class=\"string\">\"e\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">5</span>], <span class=\"string\">\"f\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.range\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.17.0\">1.17.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1205-1209\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.range\" class=\"fn\">range</a><T, R>(&self, range: R) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.Range.html\" title=\"struct alloc::collections::btree::map::Range\">Range</a><'_, K, V><div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><T> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n R: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/trait.RangeBounds.html\" title=\"trait core::ops::range::RangeBounds\">RangeBounds</a><T>,</div></h4></section></summary><div class=\"docblock\"><p>Constructs a double-ended iterator over a sub-range of elements in the map.\nThe simplest way is to use the range syntax <code>min..max</code>, thus <code>range(min..max)</code> will\nyield elements from min (inclusive) to max (exclusive).\nThe range may also be entered as <code>(Bound<T>, Bound<T>)</code>, so for example\n<code>range((Excluded(4), Included(10)))</code> will yield a left-exclusive, right-inclusive\nrange from 4 to 10.</p>\n<h5 id=\"panics\"><a class=\"doc-anchor\" href=\"#panics\">§</a>Panics</h5>\n<p>Panics if range <code>start > end</code>.\nPanics if range <code>start == end</code> and both bounds are <code>Excluded</code>.</p>\n<h5 id=\"examples-16\"><a class=\"doc-anchor\" href=\"#examples-16\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n<span class=\"kw\">use </span>std::ops::Bound::Included;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map = BTreeMap::new();\nmap.insert(<span class=\"number\">3</span>, <span class=\"string\">\"a\"</span>);\nmap.insert(<span class=\"number\">5</span>, <span class=\"string\">\"b\"</span>);\nmap.insert(<span class=\"number\">8</span>, <span class=\"string\">\"c\"</span>);\n<span class=\"kw\">for </span>(<span class=\"kw-2\">&</span>key, <span class=\"kw-2\">&</span>value) <span class=\"kw\">in </span>map.range((Included(<span class=\"kw-2\">&</span><span class=\"number\">4</span>), Included(<span class=\"kw-2\">&</span><span class=\"number\">8</span>))) {\n <span class=\"macro\">println!</span>(<span class=\"string\">\"{key}: {value}\"</span>);\n}\n<span class=\"macro\">assert_eq!</span>(<span class=\"prelude-val\">Some</span>((<span class=\"kw-2\">&</span><span class=\"number\">5</span>, <span class=\"kw-2\">&</span><span class=\"string\">\"b\"</span>)), map.range(<span class=\"number\">4</span>..).next());</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.range_mut\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.17.0\">1.17.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1245-1249\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.range_mut\" class=\"fn\">range_mut</a><T, R>(&mut self, range: R) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.RangeMut.html\" title=\"struct alloc::collections::btree::map::RangeMut\">RangeMut</a><'_, K, V><div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><T> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n R: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/range/trait.RangeBounds.html\" title=\"trait core::ops::range::RangeBounds\">RangeBounds</a><T>,</div></h4></section></summary><div class=\"docblock\"><p>Constructs a mutable double-ended iterator over a sub-range of elements in the map.\nThe simplest way is to use the range syntax <code>min..max</code>, thus <code>range(min..max)</code> will\nyield elements from min (inclusive) to max (exclusive).\nThe range may also be entered as <code>(Bound<T>, Bound<T>)</code>, so for example\n<code>range((Excluded(4), Included(10)))</code> will yield a left-exclusive, right-inclusive\nrange from 4 to 10.</p>\n<h5 id=\"panics-1\"><a class=\"doc-anchor\" href=\"#panics-1\">§</a>Panics</h5>\n<p>Panics if range <code>start > end</code>.\nPanics if range <code>start == end</code> and both bounds are <code>Excluded</code>.</p>\n<h5 id=\"examples-17\"><a class=\"doc-anchor\" href=\"#examples-17\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map: BTreeMap<<span class=\"kw-2\">&</span>str, i32> =\n [(<span class=\"string\">\"Alice\"</span>, <span class=\"number\">0</span>), (<span class=\"string\">\"Bob\"</span>, <span class=\"number\">0</span>), (<span class=\"string\">\"Carol\"</span>, <span class=\"number\">0</span>), (<span class=\"string\">\"Cheryl\"</span>, <span class=\"number\">0</span>)].into();\n<span class=\"kw\">for </span>(<span class=\"kw\">_</span>, balance) <span class=\"kw\">in </span>map.range_mut(<span class=\"string\">\"B\"</span>..<span class=\"string\">\"Cheryl\"</span>) {\n <span class=\"kw-2\">*</span>balance += <span class=\"number\">100</span>;\n}\n<span class=\"kw\">for </span>(name, balance) <span class=\"kw\">in </span><span class=\"kw-2\">&</span>map {\n <span class=\"macro\">println!</span>(<span class=\"string\">\"{name} => {balance}\"</span>);\n}</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.entry\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1277-1279\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.entry\" class=\"fn\">entry</a>(&mut self, key: K) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/entry/enum.Entry.html\" title=\"enum alloc::collections::btree::map::entry::Entry\">Entry</a><'_, K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h4></section></summary><div class=\"docblock\"><p>Gets the given key’s corresponding entry in the map for in-place manipulation.</p>\n<h5 id=\"examples-18\"><a class=\"doc-anchor\" href=\"#examples-18\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>count: BTreeMap<<span class=\"kw-2\">&</span>str, usize> = BTreeMap::new();\n\n<span class=\"comment\">// count the number of occurrences of letters in the vec\n</span><span class=\"kw\">for </span>x <span class=\"kw\">in </span>[<span class=\"string\">\"a\"</span>, <span class=\"string\">\"b\"</span>, <span class=\"string\">\"a\"</span>, <span class=\"string\">\"c\"</span>, <span class=\"string\">\"a\"</span>, <span class=\"string\">\"b\"</span>] {\n count.entry(x).and_modify(|curr| <span class=\"kw-2\">*</span>curr += <span class=\"number\">1</span>).or_insert(<span class=\"number\">1</span>);\n}\n\n<span class=\"macro\">assert_eq!</span>(count[<span class=\"string\">\"a\"</span>], <span class=\"number\">3</span>);\n<span class=\"macro\">assert_eq!</span>(count[<span class=\"string\">\"b\"</span>], <span class=\"number\">2</span>);\n<span class=\"macro\">assert_eq!</span>(count[<span class=\"string\">\"c\"</span>], <span class=\"number\">1</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.split_off\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.11.0\">1.11.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1336-1339\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.split_off\" class=\"fn\">split_off</a><Q>(&mut self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h4></section></summary><div class=\"docblock\"><p>Splits the collection into two at the given key. Returns everything after the given key,\nincluding the key.</p>\n<h5 id=\"examples-19\"><a class=\"doc-anchor\" href=\"#examples-19\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">3</span>, <span class=\"string\">\"c\"</span>);\na.insert(<span class=\"number\">17</span>, <span class=\"string\">\"d\"</span>);\na.insert(<span class=\"number\">41</span>, <span class=\"string\">\"e\"</span>);\n\n<span class=\"kw\">let </span>b = a.split_off(<span class=\"kw-2\">&</span><span class=\"number\">3</span>);\n\n<span class=\"macro\">assert_eq!</span>(a.len(), <span class=\"number\">2</span>);\n<span class=\"macro\">assert_eq!</span>(b.len(), <span class=\"number\">3</span>);\n\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">1</span>], <span class=\"string\">\"a\"</span>);\n<span class=\"macro\">assert_eq!</span>(a[<span class=\"kw-2\">&</span><span class=\"number\">2</span>], <span class=\"string\">\"b\"</span>);\n\n<span class=\"macro\">assert_eq!</span>(b[<span class=\"kw-2\">&</span><span class=\"number\">3</span>], <span class=\"string\">\"c\"</span>);\n<span class=\"macro\">assert_eq!</span>(b[<span class=\"kw-2\">&</span><span class=\"number\">17</span>], <span class=\"string\">\"d\"</span>);\n<span class=\"macro\">assert_eq!</span>(b[<span class=\"kw-2\">&</span><span class=\"number\">41</span>], <span class=\"string\">\"e\"</span>);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extract_if\" class=\"method\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1391-1394\">source</a><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.extract_if\" class=\"fn\">extract_if</a><F>(&mut self, pred: F) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.ExtractIf.html\" title=\"struct alloc::collections::btree::map::ExtractIf\">ExtractIf</a><'_, K, V, F, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n F: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/function/trait.FnMut.html\" title=\"trait core::ops::function::FnMut\">FnMut</a>(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut V</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a>,</div></h4></section><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>btree_extract_if</code>)</span></div></span></summary><div class=\"docblock\"><p>Creates an iterator that visits all elements (key-value pairs) in\nascending key order and uses a closure to determine if an element should\nbe removed. If the closure returns <code>true</code>, the element is removed from\nthe map and yielded. If the closure returns <code>false</code>, or panics, the\nelement remains in the map and will not be yielded.</p>\n<p>The iterator also lets you mutate the value of each element in the\nclosure, regardless of whether you choose to keep or remove it.</p>\n<p>If the returned <code>ExtractIf</code> is not exhausted, e.g. because it is dropped without iterating\nor the iteration short-circuits, then the remaining elements will be retained.\nUse <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#method.retain\" title=\"method alloc::collections::btree::map::BTreeMap::retain\"><code>retain</code></a> with a negated predicate if you do not need the returned iterator.</p>\n<h5 id=\"examples-20\"><a class=\"doc-anchor\" href=\"#examples-20\">§</a>Examples</h5>\n<p>Splitting a map into even and odd keys, reusing the original map:</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"attr\">#![feature(btree_extract_if)]\n</span><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>map: BTreeMap<i32, i32> = (<span class=\"number\">0</span>..<span class=\"number\">8</span>).map(|x| (x, x)).collect();\n<span class=\"kw\">let </span>evens: BTreeMap<<span class=\"kw\">_</span>, <span class=\"kw\">_</span>> = map.extract_if(|k, _v| k % <span class=\"number\">2 </span>== <span class=\"number\">0</span>).collect();\n<span class=\"kw\">let </span>odds = map;\n<span class=\"macro\">assert_eq!</span>(evens.keys().copied().collect::<Vec<<span class=\"kw\">_</span>>>(), [<span class=\"number\">0</span>, <span class=\"number\">2</span>, <span class=\"number\">4</span>, <span class=\"number\">6</span>]);\n<span class=\"macro\">assert_eq!</span>(odds.keys().copied().collect::<Vec<<span class=\"kw\">_</span>>>(), [<span class=\"number\">1</span>, <span class=\"number\">3</span>, <span class=\"number\">5</span>, <span class=\"number\">7</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_keys\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.54.0\">1.54.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1445\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.into_keys\" class=\"fn\">into_keys</a>(self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoKeys.html\" title=\"struct alloc::collections::btree::map::IntoKeys\">IntoKeys</a><K, V, A></h4></section></summary><div class=\"docblock\"><p>Creates a consuming iterator visiting all the keys, in sorted order.\nThe map cannot be used after calling this.\nThe iterator element type is <code>K</code>.</p>\n<h5 id=\"examples-21\"><a class=\"doc-anchor\" href=\"#examples-21\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"b\"</span>);\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"a\"</span>);\n\n<span class=\"kw\">let </span>keys: Vec<i32> = a.into_keys().collect();\n<span class=\"macro\">assert_eq!</span>(keys, [<span class=\"number\">1</span>, <span class=\"number\">2</span>]);</code></pre></div>\n</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_values\" class=\"method\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.54.0\">1.54.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1467\">source</a></span><h4 class=\"code-header\">pub fn <a href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html#tymethod.into_values\" class=\"fn\">into_values</a>(self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoValues.html\" title=\"struct alloc::collections::btree::map::IntoValues\">IntoValues</a><K, V, A></h4></section></summary><div class=\"docblock\"><p>Creates a consuming iterator visiting all the values, in order by key.\nThe map cannot be used after calling this.\nThe iterator element type is <code>V</code>.</p>\n<h5 id=\"examples-22\"><a class=\"doc-anchor\" href=\"#examples-22\">§</a>Examples</h5>\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span><span class=\"kw-2\">mut </span>a = BTreeMap::new();\na.insert(<span class=\"number\">1</span>, <span class=\"string\">\"hello\"</span>);\na.insert(<span class=\"number\">2</span>, <span class=\"string\">\"goodbye\"</span>);\n\n<span class=\"kw\">let </span>values: Vec<<span class=\"kw-2\">&</span>str> = a.into_values().collect();\n<span class=\"macro\">assert_eq!</span>(values, [<span class=\"string\">\"hello\"</span>, <span class=\"string\">\"goodbye\"</span>]);</code></pre></div>\n</div></details></div></details>",0,"bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Clone-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#207\">source</a></span><a href=\"#impl-Clone-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.clone\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#208\">source</a><a href=\"#method.clone\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone\" class=\"fn\">clone</a>(&self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A></h4></section></summary><div class='docblock'>Returns a copy of the value. <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.clone_from\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/clone.rs.html#169\">source</a></span><a href=\"#method.clone_from\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from\" class=\"fn\">clone_from</a>(&mut self, source: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Self</a>)</h4></section></summary><div class='docblock'>Performs copy-assignment from <code>source</code>. <a href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from\">Read more</a></div></details></div></details>","Clone","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Debug-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2312\">source</a></span><a href=\"#impl-Debug-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html\" title=\"trait core::fmt::Debug\">Debug</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html\" title=\"trait core::fmt::Debug\">Debug</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html\" title=\"trait core::fmt::Debug\">Debug</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.fmt\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2313\">source</a><a href=\"#method.fmt\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt\" class=\"fn\">fmt</a>(&self, f: &mut <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html\" title=\"struct core::fmt::Formatter\">Formatter</a><'_>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.unit.html\">()</a>, <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/core/fmt/struct.Error.html\" title=\"struct core::fmt::Error\">Error</a>></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href=\"https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt\">Read more</a></div></details></div></details>","Debug","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Default-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2278\">source</a></span><a href=\"#impl-Default-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/default/trait.Default.html\" title=\"trait core::default::Default\">Default</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.default\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2280\">source</a><a href=\"#method.default\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/default/trait.Default.html#tymethod.default\" class=\"fn\">default</a>() -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h4></section></summary><div class=\"docblock\"><p>Creates an empty <code>BTreeMap</code>.</p>\n</div></details></div></details>","Default","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Deserialize%3C'de%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/impls.rs.html#1568-1574\">source</a><a href=\"#impl-Deserialize%3C'de%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<'de, K, V> <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html\" title=\"trait serde::de::Deserialize\">Deserialize</a><'de> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html\" title=\"trait serde::de::Deserialize\">Deserialize</a><'de> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n V: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html\" title=\"trait serde::de::Deserialize\">Deserialize</a><'de>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.deserialize\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/impls.rs.html#1568-1574\">source</a><a href=\"#method.deserialize\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html#tymethod.deserialize\" class=\"fn\">deserialize</a><D>(\n deserializer: D\n) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V>, <D as <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserializer.html\" title=\"trait serde::de::Deserializer\">Deserializer</a><'de>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserializer.html#associatedtype.Error\" title=\"type serde::de::Deserializer::Error\">Error</a>><div class=\"where\">where\n D: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserializer.html\" title=\"trait serde::de::Deserializer\">Deserializer</a><'de>,</div></h4></section></summary><div class='docblock'>Deserialize this value from the given Serde deserializer. <a href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Deserialize.html#tymethod.deserialize\">Read more</a></div></details></div></details>","Deserialize<'de>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Drop-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.7.0\">1.7.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#187\">source</a></span><a href=\"#impl-Drop-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html\" title=\"trait core::ops::drop::Drop\">Drop</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.drop\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#188\">source</a><a href=\"#method.drop\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html#tymethod.drop\" class=\"fn\">drop</a>(&mut self)</h4></section></summary><div class='docblock'>Executes the destructor for this type. <a href=\"https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html#tymethod.drop\">Read more</a></div></details></div></details>","Drop","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Extend%3C(%26K,+%26V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.2.0\">1.2.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2254-2255\">source</a></span><a href=\"#impl-Extend%3C(%26K,+%26V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<'a, K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html\" title=\"trait core::iter::traits::collect::Extend\">Extend</a><(<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a V</a>)> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html\" title=\"trait core::marker::Copy\">Copy</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html\" title=\"trait core::marker::Copy\">Copy</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2257\">source</a><a href=\"#method.extend\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\" class=\"fn\">extend</a><I>(&mut self, iter: I)<div class=\"where\">where\n I: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a><Item = (<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a V</a>)>,</div></h4></section></summary><div class='docblock'>Extends a collection with the contents of an iterator. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_one\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2262\">source</a><a href=\"#method.extend_one\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_one\" class=\"fn\">extend_one</a>(&mut self, _: (<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a K</a>, <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&'a V</a>))</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Extends a collection with exactly one element.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_reserve\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#460\">source</a><a href=\"#method.extend_reserve\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\" class=\"fn\">extend_reserve</a>(&mut self, additional: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a>)</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Reserves capacity in a collection for the given number of additional elements. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\">Read more</a></div></details></div></details>","Extend<(&'a K, &'a V)>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Extend%3C(K,+V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2239\">source</a></span><a href=\"#impl-Extend%3C(K,+V)%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html\" title=\"trait core::iter::traits::collect::Extend\">Extend</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2241\">source</a><a href=\"#method.extend\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\" class=\"fn\">extend</a><T>(&mut self, iter: T)<div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a><Item = <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>>,</div></h4></section></summary><div class='docblock'>Extends a collection with the contents of an iterator. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_one\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2248\">source</a><a href=\"#method.extend_one\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_one\" class=\"fn\">extend_one</a>(&mut self, _: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>)</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Extends a collection with exactly one element.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.extend_reserve\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#460\">source</a><a href=\"#method.extend_reserve\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\" class=\"fn\">extend_reserve</a>(&mut self, additional: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a>)</h4></section></summary><span class=\"item-info\"><div class=\"stab unstable\"><span class=\"emoji\">🔬</span><span>This is a nightly-only experimental API. (<code>extend_one</code>)</span></div></span><div class='docblock'>Reserves capacity in a collection for the given number of additional elements. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve\">Read more</a></div></details></div></details>","Extend<(K, V)>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-From%3C%5B(K,+V);+N%5D%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.56.0\">1.56.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2338\">source</a></span><a href=\"#impl-From%3C%5B(K,+V);+N%5D%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, const N: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.usize.html\">usize</a>> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/convert/trait.From.html\" title=\"trait core::convert::From\">From</a><[<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>; <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.array.html\">N</a>]> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.from\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2348\">source</a><a href=\"#method.from\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from\" class=\"fn\">from</a>(arr: [<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>; <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.array.html\">N</a>]) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V></h4></section></summary><div class=\"docblock\"><p>Converts a <code>[(K, V); N]</code> into a <code>BTreeMap<(K, V)></code>.</p>\n\n<div class=\"example-wrap\"><pre class=\"rust rust-example-rendered\"><code><span class=\"kw\">use </span>std::collections::BTreeMap;\n\n<span class=\"kw\">let </span>map1 = BTreeMap::from([(<span class=\"number\">1</span>, <span class=\"number\">2</span>), (<span class=\"number\">3</span>, <span class=\"number\">4</span>)]);\n<span class=\"kw\">let </span>map2: BTreeMap<<span class=\"kw\">_</span>, <span class=\"kw\">_</span>> = [(<span class=\"number\">1</span>, <span class=\"number\">2</span>), (<span class=\"number\">3</span>, <span class=\"number\">4</span>)].into();\n<span class=\"macro\">assert_eq!</span>(map1, map2);</code></pre></div>\n</div></details></div></details>","From<[(K, V); N]>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-FromIterator%3C(K,+V)%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2224\">source</a></span><a href=\"#impl-FromIterator%3C(K,+V)%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html\" title=\"trait core::iter::traits::collect::FromIterator\">FromIterator</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.from_iter\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2225\">source</a><a href=\"#method.from_iter\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html#tymethod.from_iter\" class=\"fn\">from_iter</a><T>(iter: T) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n T: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a><Item = <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a>>,</div></h4></section></summary><div class='docblock'>Creates a value from an iterator. <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html#tymethod.from_iter\">Read more</a></div></details></div></details>","FromIterator<(K, V)>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Hash-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2268\">source</a></span><a href=\"#impl-Hash-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html\" title=\"trait core::hash::Hash\">Hash</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html\" title=\"trait core::hash::Hash\">Hash</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html\" title=\"trait core::hash::Hash\">Hash</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.hash\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2269\">source</a><a href=\"#method.hash\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#tymethod.hash\" class=\"fn\">hash</a><H>(&self, state: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut H</a>)<div class=\"where\">where\n H: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\">Hasher</a>,</div></h4></section></summary><div class='docblock'>Feeds this value into the given <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\"><code>Hasher</code></a>. <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#tymethod.hash\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.hash_slice\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.3.0\">1.3.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#238-240\">source</a></span><a href=\"#method.hash_slice\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#method.hash_slice\" class=\"fn\">hash_slice</a><H>(data: &<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.slice.html\">[Self]</a>, state: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&mut H</a>)<div class=\"where\">where\n H: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\">Hasher</a>,\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class='docblock'>Feeds a slice of this type into the given <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html\" title=\"trait core::hash::Hasher\"><code>Hasher</code></a>. <a href=\"https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#method.hash_slice\">Read more</a></div></details></div></details>","Hash","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Index%3C%26Q%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2319-2322\">source</a></span><a href=\"#impl-Index%3C%26Q%3E-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, Q, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html\" title=\"trait core::ops::index::Index\">Index</a><<a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html\" title=\"trait core::borrow::Borrow\">Borrow</a><Q> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n Q: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> + ?<a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.index\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2332\">source</a><a href=\"#method.index\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#tymethod.index\" class=\"fn\">index</a>(&self, key: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Q</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&V</a></h4></section></summary><div class=\"docblock\"><p>Returns a reference to the value corresponding to the supplied key.</p>\n<h5 id=\"panics\"><a class=\"doc-anchor\" href=\"#panics\">§</a>Panics</h5>\n<p>Panics if the key is not present in the <code>BTreeMap</code>.</p>\n</div></details><details class=\"toggle\" open><summary><section id=\"associatedtype.Output\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.Output\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#associatedtype.Output\" class=\"associatedtype\">Output</a> = V</h4></section></summary><div class='docblock'>The returned type after indexing.</div></details></div></details>","Index<&Q>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-IntoAssets-for-BTreeMap%3CDescriptorPublicKey,+DescriptorSecretKey%3E\" class=\"impl\"><a href=\"#impl-IntoAssets-for-BTreeMap%3CDescriptorPublicKey,+DescriptorSecretKey%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl IntoAssets for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><<a class=\"enum\" href=\"bdk_wallet/keys/enum.DescriptorPublicKey.html\" title=\"enum bdk_wallet::keys::DescriptorPublicKey\">DescriptorPublicKey</a>, <a class=\"enum\" href=\"bdk_wallet/keys/enum.DescriptorSecretKey.html\" title=\"enum bdk_wallet::keys::DescriptorSecretKey\">DescriptorSecretKey</a>></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_assets\" class=\"method trait-impl\"><a href=\"#method.into_assets\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a class=\"fn\">into_assets</a>(self) -> Assets</h4></section></summary><div class='docblock'>Convert <code>self</code> into a <code>Assets</code> struct</div></details></div></details>","IntoAssets","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-IntoDeserializer%3C'de,+E%3E-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/value.rs.html#1425-1429\">source</a><a href=\"#impl-IntoDeserializer%3C'de,+E%3E-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<'de, K, V, E> <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n V: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E>,\n E: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.Error.html\" title=\"trait serde::de::Error\">Error</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle\" open><summary><section id=\"associatedtype.Deserializer\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.Deserializer\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html#associatedtype.Deserializer\" class=\"associatedtype\">Deserializer</a> = <a class=\"struct\" href=\"https://docs.rs/serde/1.0.209/serde/de/value/struct.MapDeserializer.html\" title=\"struct serde::de::value::MapDeserializer\">MapDeserializer</a><'de, <<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V> as <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a>>::<a class=\"associatedtype\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter\" title=\"type core::iter::traits::collect::IntoIterator::IntoIter\">IntoIter</a>, E></h4></section></summary><div class='docblock'>The type of the deserializer being converted into.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_deserializer\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/de/value.rs.html#1433\">source</a><a href=\"#method.into_deserializer\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html#tymethod.into_deserializer\" class=\"fn\">into_deserializer</a>(\n self\n) -> <<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V> as <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.209/serde/de/trait.IntoDeserializer.html#associatedtype.Deserializer\" title=\"type serde::de::IntoDeserializer::Deserializer\">Deserializer</a></h4></section></summary><div class='docblock'>Convert this value into a deserializer.</div></details></div></details>","IntoDeserializer<'de, E>","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-IntoIterator-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1636\">source</a></span><a href=\"#impl-IntoIterator-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html\" title=\"trait core::iter::traits::collect::IntoIterator\">IntoIterator</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.into_iter\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#1641\">source</a><a href=\"#method.into_iter\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#tymethod.into_iter\" class=\"fn\">into_iter</a>(self) -> <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoIter.html\" title=\"struct alloc::collections::btree::map::IntoIter\">IntoIter</a><K, V, A></h4></section></summary><div class=\"docblock\"><p>Gets an owning iterator over the entries of the map, sorted by key.</p>\n</div></details><details class=\"toggle\" open><summary><section id=\"associatedtype.Item\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.Item\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item\" class=\"associatedtype\">Item</a> = <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.tuple.html\">(K, V)</a></h4></section></summary><div class='docblock'>The type of the elements being iterated over.</div></details><details class=\"toggle\" open><summary><section id=\"associatedtype.IntoIter\" class=\"associatedtype trait-impl\"><a href=\"#associatedtype.IntoIter\" class=\"anchor\">§</a><h4 class=\"code-header\">type <a href=\"https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter\" class=\"associatedtype\">IntoIter</a> = <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.IntoIter.html\" title=\"struct alloc::collections::btree::map::IntoIter\">IntoIter</a><K, V, A></h4></section></summary><div class='docblock'>Which kind of iterator are we turning this into?</div></details></div></details>","IntoIterator","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Merge-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a
class=\"src rightside\" href=\"src/bdk_chain/tx_data_traits.rs.html#143\">source</a><a href=\"#impl-Merge-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"bdk_chain/tx_data_traits/trait.Merge.html\" title=\"trait bdk_chain::tx_data_traits::Merge\">Merge</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.merge\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"src/bdk_chain/tx_data_traits.rs.html#144\">source</a><a href=\"#method.merge\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"bdk_chain/tx_data_traits/trait.Merge.html#tymethod.merge\" class=\"fn\">merge</a>(&mut self, other: <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V>)</h4></section></summary><div class='docblock'>Merge another object of the same type onto <code>self</code>.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.is_empty\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"src/bdk_chain/tx_data_traits.rs.html#150\">source</a><a href=\"#method.is_empty\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"bdk_chain/tx_data_traits/trait.Merge.html#tymethod.is_empty\" class=\"fn\">is_empty</a>(&self) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>Returns whether the structure is considered empty.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.take\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"src/bdk_chain/tx_data_traits.rs.html#134\">source</a><a href=\"#method.take\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"bdk_chain/tx_data_traits/trait.Merge.html#method.take\" class=\"fn\">take</a>(&mut self) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><Self></h4></section></summary><div class='docblock'>Take the value, replacing it with the default value.</div></details></div></details>","Merge","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Ord-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2304\">source</a></span><a href=\"#impl-Ord-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html\" title=\"trait core::cmp::Ord\">Ord</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.cmp\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2306\">source</a><a href=\"#method.cmp\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#tymethod.cmp\" class=\"fn\">cmp</a>(&self, other: &<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html\" title=\"enum core::cmp::Ordering\">Ordering</a></h4></section></summary><div class='docblock'>This method returns an <a href=\"https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html\" title=\"enum core::cmp::Ordering\"><code>Ordering</code></a> between <code>self</code> and <code>other</code>. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#tymethod.cmp\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.max\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.21.0\">1.21.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#856-858\">source</a></span><a href=\"#method.max\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.max\" class=\"fn\">max</a>(self, other: Self) -> Self<div class=\"where\">where\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class='docblock'>Compares and returns the maximum of two values. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.max\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.min\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.21.0\">1.21.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#877-879\">source</a></span><a href=\"#method.min\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.min\" class=\"fn\">min</a>(self, other: Self) -> Self<div class=\"where\">where\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a>,</div></h4></section></summary><div class='docblock'>Compares and returns the minimum of two values. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.min\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.clamp\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.50.0\">1.50.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#902-905\">source</a></span><a href=\"#method.clamp\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.clamp\" class=\"fn\">clamp</a>(self, min: Self, max: Self) -> Self<div class=\"where\">where\n Self: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html\" title=\"trait core::marker::Sized\">Sized</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a>,</div></h4></section></summary><div class='docblock'>Restrict a value to a certain interval. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html#method.clamp\">Read more</a></div></details></div></details>","Ord","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-PartialEq-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2286\">source</a></span><a href=\"#impl-PartialEq-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html\" title=\"trait core::cmp::PartialEq\">PartialEq</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html\" title=\"trait core::cmp::PartialEq\">PartialEq</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html\" title=\"trait core::cmp::PartialEq\">PartialEq</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.eq\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2287\">source</a><a href=\"#method.eq\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq\" class=\"fn\">eq</a>(&self, other: &<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used\nby <code>==</code>.</div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.ne\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#263\">source</a></span><a href=\"#method.ne\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#method.ne\" class=\"fn\">ne</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests for <code>!=</code>. The default implementation is almost always\nsufficient, and should not be overridden without very good reason.</div></details></div></details>","PartialEq","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-PartialOrd-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2296\">source</a></span><a href=\"#impl-PartialOrd-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html\" title=\"trait core::cmp::PartialOrd\">PartialOrd</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.partial_cmp\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2298\">source</a><a href=\"#method.partial_cmp\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#tymethod.partial_cmp\" class=\"fn\">partial_cmp</a>(&self, other: &<a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A>) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/option/enum.Option.html\" title=\"enum core::option::Option\">Option</a><<a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html\" title=\"enum core::cmp::Ordering\">Ordering</a>></h4></section></summary><div class='docblock'>This method returns an ordering between <code>self</code> and <code>other</code> values if one exists. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#tymethod.partial_cmp\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.lt\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1179\">source</a></span><a href=\"#method.lt\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.lt\" class=\"fn\">lt</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests less than (for <code>self</code> and <code>other</code>) and is used by the <code><</code> operator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.lt\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.le\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1197\">source</a></span><a href=\"#method.le\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.le\" class=\"fn\">le</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests less than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code><=</code>\noperator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.le\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.gt\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1214\">source</a></span><a href=\"#method.gt\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.gt\" class=\"fn\">gt</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests greater than (for <code>self</code> and <code>other</code>) and is used by the <code>></code> operator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.gt\">Read more</a></div></details><details class=\"toggle method-toggle\" open><summary><section id=\"method.ge\" class=\"method trait-impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#1232\">source</a></span><a href=\"#method.ge\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.ge\" class=\"fn\">ge</a>(&self, other: <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.reference.html\">&Rhs</a>) -> <a class=\"primitive\" href=\"https://doc.rust-lang.org/nightly/std/primitive.bool.html\">bool</a></h4></section></summary><div class='docblock'>This method tests greater than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code>>=</code>\noperator. <a href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html#method.ge\">Read more</a></div></details></div></details>","PartialOrd","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<details class=\"toggle implementors-toggle\" open><summary><section id=\"impl-Serialize-for-BTreeMap%3CK,+V%3E\" class=\"impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/ser/impls.rs.html#495-499\">source</a><a href=\"#impl-Serialize-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V> <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html\" title=\"trait serde::ser::Serialize\">Serialize</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html\" title=\"trait serde::ser::Serialize\">Serialize</a>,\n V: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html\" title=\"trait serde::ser::Serialize\">Serialize</a>,</div></h3></section></summary><div class=\"impl-items\"><details class=\"toggle method-toggle\" open><summary><section id=\"method.serialize\" class=\"method trait-impl\"><a class=\"src rightside\" href=\"https://docs.rs/serde/1.0.209/src/serde/ser/impls.rs.html#495-499\">source</a><a href=\"#method.serialize\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html#tymethod.serialize\" class=\"fn\">serialize</a><S>(\n &self,\n serializer: S\n) -> <a class=\"enum\" href=\"https://doc.rust-lang.org/nightly/core/result/enum.Result.html\" title=\"enum core::result::Result\">Result</a><<S as <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html\" title=\"trait serde::ser::Serializer\">Serializer</a>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html#associatedtype.Ok\" title=\"type serde::ser::Serializer::Ok\">Ok</a>, <S as <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html\" title=\"trait serde::ser::Serializer\">Serializer</a>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html#associatedtype.Error\" title=\"type serde::ser::Serializer::Error\">Error</a>><div class=\"where\">where\n S: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serializer.html\" title=\"trait serde::ser::Serializer\">Serializer</a>,</div></h4></section></summary><div class='docblock'>Serialize this value into the given Serde serializer. <a href=\"https://docs.rs/serde/1.0.209/serde/ser/trait.Serialize.html#tymethod.serialize\">Read more</a></div></details></div></details>","Serialize","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<section id=\"impl-Eq-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.0.0\">1.0.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#2293\">source</a></span><a href=\"#impl-Eq-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html\" title=\"trait core::cmp::Eq\">Eq</a>,\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a>,</div></h3></section>","Eq","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"],["<section id=\"impl-UnwindSafe-for-BTreeMap%3CK,+V,+A%3E\" class=\"impl\"><span class=\"rightside\"><span class=\"since\" title=\"Stable since Rust version 1.64.0\">1.64.0</span> · <a class=\"src\" href=\"https://doc.rust-lang.org/nightly/src/alloc/collections/btree/map.rs.html#198-202\">source</a></span><a href=\"#impl-UnwindSafe-for-BTreeMap%3CK,+V,+A%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, V, A> <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html\" title=\"trait core::panic::unwind_safe::UnwindSafe\">UnwindSafe</a> for <a class=\"struct\" href=\"https://doc.rust-lang.org/nightly/alloc/collections/btree/map/struct.BTreeMap.html\" title=\"struct alloc::collections::btree::map::BTreeMap\">BTreeMap</a><K, V, A><div class=\"where\">where\n A: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/alloc/trait.Allocator.html\" title=\"trait core::alloc::Allocator\">Allocator</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html\" title=\"trait core::clone::Clone\">Clone</a> + <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html\" title=\"trait core::panic::unwind_safe::UnwindSafe\">UnwindSafe</a>,\n K: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html\" title=\"trait core::panic::unwind_safe::RefUnwindSafe\">RefUnwindSafe</a>,\n V: <a class=\"trait\" href=\"https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html\" title=\"trait core::panic::unwind_safe::RefUnwindSafe\">RefUnwindSafe</a>,</div></h3></section>","UnwindSafe","bdk_wallet::descriptor::policy::ConditionMap","bdk_wallet::descriptor::policy::FoldedConditionMap","bdk_wallet::descriptor::HdKeyPaths","bdk_wallet::descriptor::TapKeyOrigins","bdk_wallet::keys::KeyMap"]]
};if (window.register_type_impls) {window.register_type_impls(type_impls);} else {window.pending_type_impls = type_impls;}})()
\ No newline at end of file
projects / bitcoindevkit.org / commitdiff