1 (function() {var type_impls = {
2 "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/1.0.216/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/1.0.216/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/1.0.216/src/serde/de/value.rs.html#1577-1581\">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/1.0.216/src/serde/de/value.rs.html#1585\">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 href=\"#impl-Merge-for-BTreeMap%3CK,+V%3E\" class=\"anchor\">§</a><h3 class=\"code-header\">impl<K, 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><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 href=\"bdk_chain/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 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 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/1.0.216/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/1.0.216/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"]],
3 "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/1.0.216/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/1.0.216/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/1.0.216/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/1.0.216/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/1.0.216/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/1.0.216/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/1.0.216/serde/de/trait.Deserializer.html\" title=\"trait serde::de::Deserializer\">Deserializer</a><'de>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.216/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/1.0.216/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/1.0.216/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/1.0.216/src/serde/de/value.rs.html#1577-1581\">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/1.0.216/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/1.0.216/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/1.0.216/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E>,\n E: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.216/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/1.0.216/serde/de/trait.IntoDeserializer.html#associatedtype.Deserializer\" class=\"associatedtype\">Deserializer</a> = <a class=\"struct\" href=\"https://docs.rs/serde/1.0.216/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/1.0.216/src/serde/de/value.rs.html#1585\">source</a><a href=\"#method.into_deserializer\" class=\"anchor\">§</a><h4 class=\"code-header\">fn <a href=\"https://docs.rs/serde/1.0.216/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/1.0.216/serde/de/trait.IntoDeserializer.html\" title=\"trait serde::de::IntoDeserializer\">IntoDeserializer</a><'de, E>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.216/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/1.0.216/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/1.0.216/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/1.0.216/serde/ser/trait.Serialize.html\" title=\"trait serde::ser::Serialize\">Serialize</a>,\n V: <a class=\"trait\" href=\"https://docs.rs/serde/1.0.216/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/1.0.216/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/1.0.216/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/1.0.216/serde/ser/trait.Serializer.html\" title=\"trait serde::ser::Serializer\">Serializer</a>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.216/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/1.0.216/serde/ser/trait.Serializer.html\" title=\"trait serde::ser::Serializer\">Serializer</a>>::<a class=\"associatedtype\" href=\"https://docs.rs/serde/1.0.216/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/1.0.216/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/1.0.216/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"]]
4 };if (window.register_type_impls) {window.register_type_impls(type_impls);} else {window.pending_type_impls = type_impls;}})()
projects / bitcoindevkit.org / blob