<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `LinkedList` struct in crate `std`."><meta name="keywords" content="rust, rustlang, rust-lang, LinkedList"><title>std::collections::linked_list::LinkedList - Rust</title><link rel="stylesheet" type="text/css" href="../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../dark.css"><link rel="stylesheet" type="text/css" href="../../../light.css" id="themeStyle"><script src="../../../storage.js"></script><link rel="shortcut icon" href="https://doc.rust-lang.org/favicon.ico"></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../../../std/index.html'><img src='https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png' alt='logo' width='100'></a><p class='location'>Struct LinkedList</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#methods">Methods</a><div class="sidebar-links"><a href="#method.new">new</a><a href="#method.append">append</a><a href="#method.iter">iter</a><a href="#method.iter_mut">iter_mut</a><a href="#method.is_empty">is_empty</a><a href="#method.len">len</a><a href="#method.clear">clear</a><a href="#method.contains">contains</a><a href="#method.front">front</a><a href="#method.front_mut">front_mut</a><a href="#method.back">back</a><a href="#method.back_mut">back_mut</a><a href="#method.push_front">push_front</a><a href="#method.pop_front">pop_front</a><a href="#method.push_back">push_back</a><a href="#method.pop_back">pop_back</a><a href="#method.split_off">split_off</a><a href="#method.drain_filter">drain_filter</a></div><a class="sidebar-title" href="#implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-PartialOrd%3CLinkedList%3CT%3E%3E">PartialOrd<LinkedList<T>></a><a href="#impl-Ord">Ord</a><a href="#impl-FromIterator%3CT%3E">FromIterator<T></a><a href="#impl-Send">Send</a><a href="#impl-Default">Default</a><a href="#impl-Debug">Debug</a><a href="#impl-Clone">Clone</a><a href="#impl-Hash">Hash</a><a href="#impl-Drop">Drop</a><a href="#impl-Sync">Sync</a><a href="#impl-Eq">Eq</a><a href="#impl-Extend%3C%26%27a%20T%3E">Extend<&'a T></a><a href="#impl-Extend%3CT%3E">Extend<T></a><a href="#impl-PartialEq%3CLinkedList%3CT%3E%3E">PartialEq<LinkedList<T>></a><a href="#impl-IntoIterator">IntoIterator</a></div></div><p class='location'><a href='../../index.html'>std</a>::<wbr><a href='../index.html'>collections</a>::<wbr><a href='index.html'>linked_list</a></p><script>window.sidebarCurrent = {name: 'LinkedList', ty: 'struct', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><a id="settings-menu" href="../../../settings.html"><img src="../../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='in-band'>Struct <a href='../../index.html'>std</a>::<wbr><a href='../index.html'>collections</a>::<wbr><a href='index.html'>linked_list</a>::<wbr><a class="struct" href=''>LinkedList</a></span><span class='out-of-band'><span class='since' title='Stable since Rust version 1.0.0'>1.0.0</span><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>−</span>]</a></span><a class='srclink' href='../../../src/alloc/linked_list.rs.html#45-50' title='goto source code'>[src]</a></span></h1><div class="docblock type-decl"><pre class='rust struct'>pub struct LinkedList<T> { /* fields omitted */ }</pre></div><div class='docblock'><p>A doubly-linked list with owned nodes.</p>
<p>The <code>LinkedList</code> allows pushing and popping elements at either end
in constant time.</p>
<p>Almost always it is better to use <code>Vec</code> or <code>VecDeque</code> instead of
<code>LinkedList</code>. In general, array-based containers are faster,
more memory efficient and make better use of CPU cache.</p>
</div>
<h2 id='methods' class='small-section-header'>
Methods<a href='#methods' class='anchor'></a>
</h2>
<h3 id='impl' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code><a href='#impl' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#255-788' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.new' class="method"><span id='new.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.new' class='fnname'>new</a>() -> <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#267-274' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an empty <code>LinkedList</code>.</p>
<h1 id="examples" class="section-header"><a href="#examples">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="ident">list</span>: <span class="ident">LinkedList</span><span class="op"><</span><span class="ident">u32</span><span class="op">></span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20list%3A%20LinkedList%3Cu32%3E%20%3D%20LinkedList%3A%3Anew()%3B%0A%7D">Run</a></pre>
</div><h4 id='method.append' class="method"><span id='append.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.append' class='fnname'>append</a>(&mut self, other: &mut <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#306-321' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Moves all elements from <code>other</code> to the end of the list.</p>
<p>This reuses all the nodes from <code>other</code> and moves them into <code>self</code>. After
this operation, <code>other</code> becomes empty.</p>
<p>This operation should compute in O(1) time and O(1) memory.</p>
<h1 id="examples-1" class="section-header"><a href="#examples-1">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">list1</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">list1</span>.<span class="ident">push_back</span>(<span class="string">'a'</span>);
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">list2</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">list2</span>.<span class="ident">push_back</span>(<span class="string">'b'</span>);
<span class="ident">list2</span>.<span class="ident">push_back</span>(<span class="string">'c'</span>);
<span class="ident">list1</span>.<span class="ident">append</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">list2</span>);
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="ident">list1</span>.<span class="ident">iter</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="string">'a'</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="string">'b'</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="string">'c'</span>));
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>().<span class="ident">is_none</span>());
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">list2</span>.<span class="ident">is_empty</span>());<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20list1%20%3D%20LinkedList%3A%3Anew()%3B%0Alist1.push_back('a')%3B%0A%0Alet%20mut%20list2%20%3D%20LinkedList%3A%3Anew()%3B%0Alist2.push_back('b')%3B%0Alist2.push_back('c')%3B%0A%0Alist1.append(%26mut%20list2)%3B%0A%0Alet%20mut%20iter%20%3D%20list1.iter()%3B%0Aassert_eq!(iter.next()%2C%20Some(%26'a'))%3B%0Aassert_eq!(iter.next()%2C%20Some(%26'b'))%3B%0Aassert_eq!(iter.next()%2C%20Some(%26'c'))%3B%0Aassert!(iter.next().is_none())%3B%0A%0Aassert!(list2.is_empty())%3B%0A%7D">Run</a></pre>
</div><h4 id='method.iter' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.Iter.html" title="struct std::collections::linked_list::Iter">Iter</a><'a, T></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.Iter.html" title="struct std::collections::linked_list::Iter">Iter</a><'a, T></h3><code class="content"><span class="where fmt-newline">impl<'a, T> <a class="trait" href="../../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../../std/collections/linked_list/struct.Iter.html" title="struct std::collections::linked_list::Iter">Iter</a><'a, T></span><span class="where fmt-newline"> type <a href='../../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <a class="primitive" href="../../primitive.reference.html">&'a </a>T;</span></code></div></div><span id='iter.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.iter' class='fnname'>iter</a>(&self) -> <a class="struct" href="../../../std/collections/linked_list/struct.Iter.html" title="struct std::collections::linked_list::Iter">Iter</a><T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#344-351' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Provides a forward iterator.</p>
<h1 id="examples-2" class="section-header"><a href="#examples-2">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">list</span>: <span class="ident">LinkedList</span><span class="op"><</span><span class="ident">u32</span><span class="op">></span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">list</span>.<span class="ident">push_back</span>(<span class="number">0</span>);
<span class="ident">list</span>.<span class="ident">push_back</span>(<span class="number">1</span>);
<span class="ident">list</span>.<span class="ident">push_back</span>(<span class="number">2</span>);
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="ident">list</span>.<span class="ident">iter</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">0</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">1</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">2</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">None</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20list%3A%20LinkedList%3Cu32%3E%20%3D%20LinkedList%3A%3Anew()%3B%0A%0Alist.push_back(0)%3B%0Alist.push_back(1)%3B%0Alist.push_back(2)%3B%0A%0Alet%20mut%20iter%20%3D%20list.iter()%3B%0Aassert_eq!(iter.next()%2C%20Some(%260))%3B%0Aassert_eq!(iter.next()%2C%20Some(%261))%3B%0Aassert_eq!(iter.next()%2C%20Some(%262))%3B%0Aassert_eq!(iter.next()%2C%20None)%3B%0A%7D">Run</a></pre>
</div><h4 id='method.iter_mut' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.IterMut.html" title="struct std::collections::linked_list::IterMut">IterMut</a><'a, T></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.IterMut.html" title="struct std::collections::linked_list::IterMut">IterMut</a><'a, T></h3><code class="content"><span class="where fmt-newline">impl<'a, T> <a class="trait" href="../../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../../std/collections/linked_list/struct.IterMut.html" title="struct std::collections::linked_list::IterMut">IterMut</a><'a, T></span><span class="where fmt-newline"> type <a href='../../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <a class="primitive" href="../../primitive.reference.html">&'a mut </a>T;</span></code></div></div><span id='iter_mut.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.iter_mut' class='fnname'>iter_mut</a>(&mut self) -> <a class="struct" href="../../../std/collections/linked_list/struct.IterMut.html" title="struct std::collections::linked_list::IterMut">IterMut</a><T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#378-385' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Provides a forward iterator with mutable references.</p>
<h1 id="examples-3" class="section-header"><a href="#examples-3">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">list</span>: <span class="ident">LinkedList</span><span class="op"><</span><span class="ident">u32</span><span class="op">></span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">list</span>.<span class="ident">push_back</span>(<span class="number">0</span>);
<span class="ident">list</span>.<span class="ident">push_back</span>(<span class="number">1</span>);
<span class="ident">list</span>.<span class="ident">push_back</span>(<span class="number">2</span>);
<span class="kw">for</span> <span class="ident">element</span> <span class="kw">in</span> <span class="ident">list</span>.<span class="ident">iter_mut</span>() {
<span class="kw-2">*</span><span class="ident">element</span> <span class="op">+=</span> <span class="number">10</span>;
}
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="ident">list</span>.<span class="ident">iter</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">10</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">11</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">12</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">iter</span>.<span class="ident">next</span>(), <span class="prelude-val">None</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20list%3A%20LinkedList%3Cu32%3E%20%3D%20LinkedList%3A%3Anew()%3B%0A%0Alist.push_back(0)%3B%0Alist.push_back(1)%3B%0Alist.push_back(2)%3B%0A%0Afor%20element%20in%20list.iter_mut()%20%7B%0A%20%20%20%20*element%20%2B%3D%2010%3B%0A%7D%0A%0Alet%20mut%20iter%20%3D%20list.iter()%3B%0Aassert_eq!(iter.next()%2C%20Some(%2610))%3B%0Aassert_eq!(iter.next()%2C%20Some(%2611))%3B%0Aassert_eq!(iter.next()%2C%20Some(%2612))%3B%0Aassert_eq!(iter.next()%2C%20None)%3B%0A%7D">Run</a></pre>
</div><h4 id='method.is_empty' class="method"><span id='is_empty.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.is_empty' class='fnname'>is_empty</a>(&self) -> <a class="primitive" href="../../primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#404-406' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns <code>true</code> if the <code>LinkedList</code> is empty.</p>
<p>This operation should compute in O(1) time.</p>
<h1 id="examples-4" class="section-header"><a href="#examples-4">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dl</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">is_empty</span>());
<span class="ident">dl</span>.<span class="ident">push_front</span>(<span class="string">"foo"</span>);
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">dl</span>.<span class="ident">is_empty</span>());<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20dl%20%3D%20LinkedList%3A%3Anew()%3B%0Aassert!(dl.is_empty())%3B%0A%0Adl.push_front(%22foo%22)%3B%0Aassert!(!dl.is_empty())%3B%0A%7D">Run</a></pre>
</div><h4 id='method.len' class="method"><span id='len.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.len' class='fnname'>len</a>(&self) -> <a class="primitive" href="../../primitive.usize.html">usize</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#430-432' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the length of the <code>LinkedList</code>.</p>
<p>This operation should compute in O(1) time.</p>
<h1 id="examples-5" class="section-header"><a href="#examples-5">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dl</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">dl</span>.<span class="ident">push_front</span>(<span class="number">2</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">len</span>(), <span class="number">1</span>);
<span class="ident">dl</span>.<span class="ident">push_front</span>(<span class="number">1</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">len</span>(), <span class="number">2</span>);
<span class="ident">dl</span>.<span class="ident">push_back</span>(<span class="number">3</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">len</span>(), <span class="number">3</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20dl%20%3D%20LinkedList%3A%3Anew()%3B%0A%0Adl.push_front(2)%3B%0Aassert_eq!(dl.len()%2C%201)%3B%0A%0Adl.push_front(1)%3B%0Aassert_eq!(dl.len()%2C%202)%3B%0A%0Adl.push_back(3)%3B%0Aassert_eq!(dl.len()%2C%203)%3B%0A%7D">Run</a></pre>
</div><h4 id='method.clear' class="method"><span id='clear.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.clear' class='fnname'>clear</a>(&mut self)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#456-458' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Removes all elements from the <code>LinkedList</code>.</p>
<p>This operation should compute in O(n) time.</p>
<h1 id="examples-6" class="section-header"><a href="#examples-6">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dl</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">dl</span>.<span class="ident">push_front</span>(<span class="number">2</span>);
<span class="ident">dl</span>.<span class="ident">push_front</span>(<span class="number">1</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">len</span>(), <span class="number">2</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">front</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">1</span>));
<span class="ident">dl</span>.<span class="ident">clear</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">len</span>(), <span class="number">0</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">front</span>(), <span class="prelude-val">None</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20dl%20%3D%20LinkedList%3A%3Anew()%3B%0A%0Adl.push_front(2)%3B%0Adl.push_front(1)%3B%0Aassert_eq!(dl.len()%2C%202)%3B%0Aassert_eq!(dl.front()%2C%20Some(%261))%3B%0A%0Adl.clear()%3B%0Aassert_eq!(dl.len()%2C%200)%3B%0Aassert_eq!(dl.front()%2C%20None)%3B%0A%7D">Run</a></pre>
</div><h4 id='method.contains' class="method"><span id='contains.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.contains' class='fnname'>contains</a>(&self, x: <a class="primitive" href="../../primitive.reference.html">&</a>T) -> <a class="primitive" href="../../primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/cmp/trait.PartialEq.html" title="trait std::cmp::PartialEq">PartialEq</a><T>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.12.0'>1.12.0</div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#478-482' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns <code>true</code> if the <code>LinkedList</code> contains an element equal to the
given value.</p>
<h1 id="examples-7" class="section-header"><a href="#examples-7">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">list</span>: <span class="ident">LinkedList</span><span class="op"><</span><span class="ident">u32</span><span class="op">></span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">list</span>.<span class="ident">push_back</span>(<span class="number">0</span>);
<span class="ident">list</span>.<span class="ident">push_back</span>(<span class="number">1</span>);
<span class="ident">list</span>.<span class="ident">push_back</span>(<span class="number">2</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">list</span>.<span class="ident">contains</span>(<span class="kw-2">&</span><span class="number">0</span>), <span class="bool-val">true</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">list</span>.<span class="ident">contains</span>(<span class="kw-2">&</span><span class="number">10</span>), <span class="bool-val">false</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20list%3A%20LinkedList%3Cu32%3E%20%3D%20LinkedList%3A%3Anew()%3B%0A%0Alist.push_back(0)%3B%0Alist.push_back(1)%3B%0Alist.push_back(2)%3B%0A%0Aassert_eq!(list.contains(%260)%2C%20true)%3B%0Aassert_eq!(list.contains(%2610)%2C%20false)%3B%0A%7D">Run</a></pre>
</div><h4 id='method.front' class="method"><span id='front.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.front' class='fnname'>front</a>(&self) -> <a class="enum" href="../../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="primitive" href="../../primitive.reference.html">&</a>T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#500-504' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Provides a reference to the front element, or <code>None</code> if the list is
empty.</p>
<h1 id="examples-8" class="section-header"><a href="#examples-8">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dl</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">front</span>(), <span class="prelude-val">None</span>);
<span class="ident">dl</span>.<span class="ident">push_front</span>(<span class="number">1</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">front</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">1</span>));<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20dl%20%3D%20LinkedList%3A%3Anew()%3B%0Aassert_eq!(dl.front()%2C%20None)%3B%0A%0Adl.push_front(1)%3B%0Aassert_eq!(dl.front()%2C%20Some(%261))%3B%0A%7D">Run</a></pre>
</div><h4 id='method.front_mut' class="method"><span id='front_mut.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.front_mut' class='fnname'>front_mut</a>(&mut self) -> <a class="enum" href="../../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="primitive" href="../../primitive.reference.html">&mut </a>T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#528-532' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Provides a mutable reference to the front element, or <code>None</code> if the list
is empty.</p>
<h1 id="examples-9" class="section-header"><a href="#examples-9">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dl</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">front</span>(), <span class="prelude-val">None</span>);
<span class="ident">dl</span>.<span class="ident">push_front</span>(<span class="number">1</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">front</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">1</span>));
<span class="kw">match</span> <span class="ident">dl</span>.<span class="ident">front_mut</span>() {
<span class="prelude-val">None</span> <span class="op">=></span> {},
<span class="prelude-val">Some</span>(<span class="ident">x</span>) <span class="op">=></span> <span class="kw-2">*</span><span class="ident">x</span> <span class="op">=</span> <span class="number">5</span>,
}
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">front</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">5</span>));<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20dl%20%3D%20LinkedList%3A%3Anew()%3B%0Aassert_eq!(dl.front()%2C%20None)%3B%0A%0Adl.push_front(1)%3B%0Aassert_eq!(dl.front()%2C%20Some(%261))%3B%0A%0Amatch%20dl.front_mut()%20%7B%0A%20%20%20%20None%20%3D%3E%20%7B%7D%2C%0A%20%20%20%20Some(x)%20%3D%3E%20*x%20%3D%205%2C%0A%7D%0Aassert_eq!(dl.front()%2C%20Some(%265))%3B%0A%7D">Run</a></pre>
</div><h4 id='method.back' class="method"><span id='back.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.back' class='fnname'>back</a>(&self) -> <a class="enum" href="../../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="primitive" href="../../primitive.reference.html">&</a>T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#550-554' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Provides a reference to the back element, or <code>None</code> if the list is
empty.</p>
<h1 id="examples-10" class="section-header"><a href="#examples-10">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dl</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">back</span>(), <span class="prelude-val">None</span>);
<span class="ident">dl</span>.<span class="ident">push_back</span>(<span class="number">1</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">back</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">1</span>));<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20dl%20%3D%20LinkedList%3A%3Anew()%3B%0Aassert_eq!(dl.back()%2C%20None)%3B%0A%0Adl.push_back(1)%3B%0Aassert_eq!(dl.back()%2C%20Some(%261))%3B%0A%7D">Run</a></pre>
</div><h4 id='method.back_mut' class="method"><span id='back_mut.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.back_mut' class='fnname'>back_mut</a>(&mut self) -> <a class="enum" href="../../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="primitive" href="../../primitive.reference.html">&mut </a>T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#578-582' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Provides a mutable reference to the back element, or <code>None</code> if the list
is empty.</p>
<h1 id="examples-11" class="section-header"><a href="#examples-11">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dl</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">back</span>(), <span class="prelude-val">None</span>);
<span class="ident">dl</span>.<span class="ident">push_back</span>(<span class="number">1</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">back</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">1</span>));
<span class="kw">match</span> <span class="ident">dl</span>.<span class="ident">back_mut</span>() {
<span class="prelude-val">None</span> <span class="op">=></span> {},
<span class="prelude-val">Some</span>(<span class="ident">x</span>) <span class="op">=></span> <span class="kw-2">*</span><span class="ident">x</span> <span class="op">=</span> <span class="number">5</span>,
}
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">back</span>(), <span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="number">5</span>));<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20dl%20%3D%20LinkedList%3A%3Anew()%3B%0Aassert_eq!(dl.back()%2C%20None)%3B%0A%0Adl.push_back(1)%3B%0Aassert_eq!(dl.back()%2C%20Some(%261))%3B%0A%0Amatch%20dl.back_mut()%20%7B%0A%20%20%20%20None%20%3D%3E%20%7B%7D%2C%0A%20%20%20%20Some(x)%20%3D%3E%20*x%20%3D%205%2C%0A%7D%0Aassert_eq!(dl.back()%2C%20Some(%265))%3B%0A%7D">Run</a></pre>
</div><h4 id='method.push_front' class="method"><span id='push_front.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.push_front' class='fnname'>push_front</a>(&mut self, elt: T)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#602-604' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Adds an element first in the list.</p>
<p>This operation should compute in O(1) time.</p>
<h1 id="examples-12" class="section-header"><a href="#examples-12">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">dl</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">dl</span>.<span class="ident">push_front</span>(<span class="number">2</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">front</span>().<span class="ident">unwrap</span>(), <span class="kw-2">&</span><span class="number">2</span>);
<span class="ident">dl</span>.<span class="ident">push_front</span>(<span class="number">1</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dl</span>.<span class="ident">front</span>().<span class="ident">unwrap</span>(), <span class="kw-2">&</span><span class="number">1</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20dl%20%3D%20LinkedList%3A%3Anew()%3B%0A%0Adl.push_front(2)%3B%0Aassert_eq!(dl.front().unwrap()%2C%20%262)%3B%0A%0Adl.push_front(1)%3B%0Aassert_eq!(dl.front().unwrap()%2C%20%261)%3B%0A%7D">Run</a></pre>
</div><h4 id='method.pop_front' class="method"><span id='pop_front.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.pop_front' class='fnname'>pop_front</a>(&mut self) -> <a class="enum" href="../../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#626-628' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Removes the first element and returns it, or <code>None</code> if the list is
empty.</p>
<p>This operation should compute in O(1) time.</p>
<h1 id="examples-13" class="section-header"><a href="#examples-13">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">d</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>.<span class="ident">pop_front</span>(), <span class="prelude-val">None</span>);
<span class="ident">d</span>.<span class="ident">push_front</span>(<span class="number">1</span>);
<span class="ident">d</span>.<span class="ident">push_front</span>(<span class="number">3</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>.<span class="ident">pop_front</span>(), <span class="prelude-val">Some</span>(<span class="number">3</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>.<span class="ident">pop_front</span>(), <span class="prelude-val">Some</span>(<span class="number">1</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>.<span class="ident">pop_front</span>(), <span class="prelude-val">None</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20d%20%3D%20LinkedList%3A%3Anew()%3B%0Aassert_eq!(d.pop_front()%2C%20None)%3B%0A%0Ad.push_front(1)%3B%0Ad.push_front(3)%3B%0Aassert_eq!(d.pop_front()%2C%20Some(3))%3B%0Aassert_eq!(d.pop_front()%2C%20Some(1))%3B%0Aassert_eq!(d.pop_front()%2C%20None)%3B%0A%7D">Run</a></pre>
</div><h4 id='method.push_back' class="method"><span id='push_back.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.push_back' class='fnname'>push_back</a>(&mut self, elt: T)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#643-645' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Appends an element to the back of a list</p>
<h1 id="examples-14" class="section-header"><a href="#examples-14">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">d</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">d</span>.<span class="ident">push_back</span>(<span class="number">1</span>);
<span class="ident">d</span>.<span class="ident">push_back</span>(<span class="number">3</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="number">3</span>, <span class="kw-2">*</span><span class="ident">d</span>.<span class="ident">back</span>().<span class="ident">unwrap</span>());<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20d%20%3D%20LinkedList%3A%3Anew()%3B%0Ad.push_back(1)%3B%0Ad.push_back(3)%3B%0Aassert_eq!(3%2C%20*d.back().unwrap())%3B%0A%7D">Run</a></pre>
</div><h4 id='method.pop_back' class="method"><span id='pop_back.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.pop_back' class='fnname'>pop_back</a>(&mut self) -> <a class="enum" href="../../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#662-664' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Removes the last element from a list and returns it, or <code>None</code> if
it is empty.</p>
<h1 id="examples-15" class="section-header"><a href="#examples-15">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">d</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>.<span class="ident">pop_back</span>(), <span class="prelude-val">None</span>);
<span class="ident">d</span>.<span class="ident">push_back</span>(<span class="number">1</span>);
<span class="ident">d</span>.<span class="ident">push_back</span>(<span class="number">3</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">d</span>.<span class="ident">pop_back</span>(), <span class="prelude-val">Some</span>(<span class="number">3</span>));<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20d%20%3D%20LinkedList%3A%3Anew()%3B%0Aassert_eq!(d.pop_back()%2C%20None)%3B%0Ad.push_back(1)%3B%0Ad.push_back(3)%3B%0Aassert_eq!(d.pop_back()%2C%20Some(3))%3B%0A%7D">Run</a></pre>
</div><h4 id='method.split_off' class="method"><span id='split_off.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.split_off' class='fnname'>split_off</a>(&mut self, at: <a class="primitive" href="../../primitive.usize.html">usize</a>) -> <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#692-744' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Splits the list into two at the given index. Returns everything after the given index,
including the index.</p>
<p>This operation should compute in O(n) time.</p>
<h1 id="panics" class="section-header"><a href="#panics">Panics</a></h1>
<p>Panics if <code>at > len</code>.</p>
<h1 id="examples-16" class="section-header"><a href="#examples-16">Examples</a></h1>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">d</span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">d</span>.<span class="ident">push_front</span>(<span class="number">1</span>);
<span class="ident">d</span>.<span class="ident">push_front</span>(<span class="number">2</span>);
<span class="ident">d</span>.<span class="ident">push_front</span>(<span class="number">3</span>);
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">splitted</span> <span class="op">=</span> <span class="ident">d</span>.<span class="ident">split_off</span>(<span class="number">2</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">splitted</span>.<span class="ident">pop_front</span>(), <span class="prelude-val">Some</span>(<span class="number">1</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">splitted</span>.<span class="ident">pop_front</span>(), <span class="prelude-val">None</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20d%20%3D%20LinkedList%3A%3Anew()%3B%0A%0Ad.push_front(1)%3B%0Ad.push_front(2)%3B%0Ad.push_front(3)%3B%0A%0Alet%20mut%20splitted%20%3D%20d.split_off(2)%3B%0A%0Aassert_eq!(splitted.pop_front()%2C%20Some(1))%3B%0Aassert_eq!(splitted.pop_front()%2C%20None)%3B%0A%7D">Run</a></pre>
</div><h4 id='method.drain_filter' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.DrainFilter.html" title="struct std::collections::linked_list::DrainFilter">DrainFilter</a><'a, T, F></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.DrainFilter.html" title="struct std::collections::linked_list::DrainFilter">DrainFilter</a><'a, T, F></h3><code class="content"><span class="where fmt-newline">impl<'a, T, F> <a class="trait" href="../../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../../std/collections/linked_list/struct.DrainFilter.html" title="struct std::collections::linked_list::DrainFilter">DrainFilter</a><'a, T, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(<a class="primitive" href="../../primitive.reference.html">&mut </a>T) -> <a class="primitive" href="../../primitive.bool.html">bool</a>, </span></span><span class="where fmt-newline"> type <a href='../../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = T;</span></code></div></div><span id='drain_filter.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.drain_filter' class='fnname'>drain_filter</a><F>(&mut self, filter: F) -> <a class="struct" href="../../../std/collections/linked_list/struct.DrainFilter.html" title="struct std::collections::linked_list::DrainFilter">DrainFilter</a><T, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(<a class="primitive" href="../../primitive.reference.html">&mut </a>T) -> <a class="primitive" href="../../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#773-787' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='stability'><div class='stab unstable'><details><summary><span class=microscope>🔬</span> This is a nightly-only experimental API. (<code>drain_filter </code><a href="https://github.com/rust-lang/rust/issues/43244">#43244</a>)</summary><p>recently added</p>
</details></div></div><div class='docblock'><p>Creates an iterator which uses a closure to determine if an element should be removed.</p>
<p>If the closure returns true, then the element is removed and yielded.
If the closure returns false, the element will remain in the list and will not be yielded
by the iterator.</p>
<p>Note that <code>drain_filter</code> lets you mutate every element in the filter closure, regardless of
whether you choose to keep or remove it.</p>
<h1 id="examples-17" class="section-header"><a href="#examples-17">Examples</a></h1>
<p>Splitting a list into evens and odds, reusing the original list:</p>
<pre class="rust rust-example-rendered">
<span class="attribute">#![<span class="ident">feature</span>(<span class="ident">drain_filter</span>)]</span>
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">collections</span>::<span class="ident">LinkedList</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">numbers</span>: <span class="ident">LinkedList</span><span class="op"><</span><span class="ident">u32</span><span class="op">></span> <span class="op">=</span> <span class="ident">LinkedList</span>::<span class="ident">new</span>();
<span class="ident">numbers</span>.<span class="ident">extend</span>(<span class="kw-2">&</span>[<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>, <span class="number">4</span>, <span class="number">5</span>, <span class="number">6</span>, <span class="number">8</span>, <span class="number">9</span>, <span class="number">11</span>, <span class="number">13</span>, <span class="number">14</span>, <span class="number">15</span>]);
<span class="kw">let</span> <span class="ident">evens</span> <span class="op">=</span> <span class="ident">numbers</span>.<span class="ident">drain_filter</span>(<span class="op">|</span><span class="ident">x</span><span class="op">|</span> <span class="kw-2">*</span><span class="ident">x</span> <span class="op">%</span> <span class="number">2</span> <span class="op">==</span> <span class="number">0</span>).<span class="ident">collect</span>::<span class="op"><</span><span class="ident">LinkedList</span><span class="op"><</span><span class="kw">_</span><span class="op">>></span>();
<span class="kw">let</span> <span class="ident">odds</span> <span class="op">=</span> <span class="ident">numbers</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">evens</span>.<span class="ident">into_iter</span>().<span class="ident">collect</span>::<span class="op"><</span><span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">>></span>(), <span class="macro">vec</span><span class="macro">!</span>[<span class="number">2</span>, <span class="number">4</span>, <span class="number">6</span>, <span class="number">8</span>, <span class="number">14</span>]);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">odds</span>.<span class="ident">into_iter</span>().<span class="ident">collect</span>::<span class="op"><</span><span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">>></span>(), <span class="macro">vec</span><span class="macro">!</span>[<span class="number">1</span>, <span class="number">3</span>, <span class="number">5</span>, <span class="number">9</span>, <span class="number">11</span>, <span class="number">13</span>, <span class="number">15</span>]);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(drain_filter)%5D%0Afn%20main()%20%7B%0Ause%20std%3A%3Acollections%3A%3ALinkedList%3B%0A%0Alet%20mut%20numbers%3A%20LinkedList%3Cu32%3E%20%3D%20LinkedList%3A%3Anew()%3B%0Anumbers.extend(%26%5B1%2C%202%2C%203%2C%204%2C%205%2C%206%2C%208%2C%209%2C%2011%2C%2013%2C%2014%2C%2015%5D)%3B%0A%0Alet%20evens%20%3D%20numbers.drain_filter(%7Cx%7C%20*x%20%25%202%20%3D%3D%200).collect%3A%3A%3CLinkedList%3C_%3E%3E()%3B%0Alet%20odds%20%3D%20numbers%3B%0A%0Aassert_eq!(evens.into_iter().collect%3A%3A%3CVec%3C_%3E%3E()%2C%20vec!%5B2%2C%204%2C%206%2C%208%2C%2014%5D)%3B%0Aassert_eq!(odds.into_iter().collect%3A%3A%3CVec%3C_%3E%3E()%2C%20vec!%5B1%2C%203%2C%205%2C%209%2C%2011%2C%2013%2C%2015%5D)%3B%0A%7D&version=nightly">Run</a></pre>
</div></div>
<h2 id='implementations' class='small-section-header'>
Trait Implementations<a href='#implementations' class='anchor'></a>
</h2>
<div id='implementations-list'><h3 id='impl-PartialOrd%3CLinkedList%3CT%3E%3E' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/cmp/trait.PartialOrd.html" title="trait std::cmp::PartialOrd">PartialOrd</a><<a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T>> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/cmp/trait.PartialOrd.html" title="trait std::cmp::PartialOrd">PartialOrd</a><T>, </span></code><a href='#impl-PartialOrd%3CLinkedList%3CT%3E%3E' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1150-1154' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.partial_cmp' class="method"><span id='partial_cmp.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/cmp/trait.PartialOrd.html#tymethod.partial_cmp' class='fnname'>partial_cmp</a>(&self, other: &<a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T>) -> <a class="enum" href="../../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="enum" href="../../../std/cmp/enum.Ordering.html" title="enum std::cmp::Ordering">Ordering</a>></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1151-1153' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>This method returns an ordering between <code>self</code> and <code>other</code> values if one exists. <a href="../../../std/cmp/trait.PartialOrd.html#tymethod.partial_cmp">Read more</a></p>
</div><h4 id='method.lt' class="method"><span id='lt.v' class='invisible'><table class='table-display'><tbody><tr><td><code><div class="docblock attributes">#[must_use]
</div>fn <a href='../../../std/cmp/trait.PartialOrd.html#method.lt' class='fnname'>lt</a>(&self, other: <a class="primitive" href="../../primitive.reference.html">&</a>Rhs) -> <a class="primitive" href="../../primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/core/cmp.rs.html#657-662' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>This method tests less than (for <code>self</code> and <code>other</code>) and is used by the <code><</code> operator. <a href="../../../std/cmp/trait.PartialOrd.html#method.lt">Read more</a></p>
</div><h4 id='method.le' class="method"><span id='le.v' class='invisible'><table class='table-display'><tbody><tr><td><code><div class="docblock attributes">#[must_use]
</div>fn <a href='../../../std/cmp/trait.PartialOrd.html#method.le' class='fnname'>le</a>(&self, other: <a class="primitive" href="../../primitive.reference.html">&</a>Rhs) -> <a class="primitive" href="../../primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/core/cmp.rs.html#679-684' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>This method tests less than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code><=</code> operator. <a href="../../../std/cmp/trait.PartialOrd.html#method.le">Read more</a></p>
</div><h4 id='method.gt' class="method"><span id='gt.v' class='invisible'><table class='table-display'><tbody><tr><td><code><div class="docblock attributes">#[must_use]
</div>fn <a href='../../../std/cmp/trait.PartialOrd.html#method.gt' class='fnname'>gt</a>(&self, other: <a class="primitive" href="../../primitive.reference.html">&</a>Rhs) -> <a class="primitive" href="../../primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/core/cmp.rs.html#700-705' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>This method tests greater than (for <code>self</code> and <code>other</code>) and is used by the <code>></code> operator. <a href="../../../std/cmp/trait.PartialOrd.html#method.gt">Read more</a></p>
</div><h4 id='method.ge' class="method"><span id='ge.v' class='invisible'><table class='table-display'><tbody><tr><td><code><div class="docblock attributes">#[must_use]
</div>fn <a href='../../../std/cmp/trait.PartialOrd.html#method.ge' class='fnname'>ge</a>(&self, other: <a class="primitive" href="../../primitive.reference.html">&</a>Rhs) -> <a class="primitive" href="../../primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/core/cmp.rs.html#722-727' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>This method tests greater than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code>>=</code> operator. <a href="../../../std/cmp/trait.PartialOrd.html#method.ge">Read more</a></p>
</div></div><h3 id='impl-Ord' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/cmp/trait.Ord.html" title="trait std::cmp::Ord">Ord</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/cmp/trait.Ord.html" title="trait std::cmp::Ord">Ord</a>, </span></code><a href='#impl-Ord' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1157-1162' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.cmp' class="method"><span id='cmp.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/cmp/trait.Ord.html#tymethod.cmp' class='fnname'>cmp</a>(&self, other: &<a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T>) -> <a class="enum" href="../../../std/cmp/enum.Ordering.html" title="enum std::cmp::Ordering">Ordering</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1159-1161' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>This method returns an <code>Ordering</code> between <code>self</code> and <code>other</code>. <a href="../../../std/cmp/trait.Ord.html#tymethod.cmp">Read more</a></p>
</div><h4 id='method.max' class="method"><span id='max.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/cmp/trait.Ord.html#method.max' class='fnname'>max</a>(self, other: Self) -> Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.21.0'>1.21.0</div><a class='srclink' href='../../../src/core/cmp.rs.html#469-472' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Compares and returns the maximum of two values. <a href="../../../std/cmp/trait.Ord.html#method.max">Read more</a></p>
</div><h4 id='method.min' class="method"><span id='min.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/cmp/trait.Ord.html#method.min' class='fnname'>min</a>(self, other: Self) -> Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.21.0'>1.21.0</div><a class='srclink' href='../../../src/core/cmp.rs.html#485-488' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Compares and returns the minimum of two values. <a href="../../../std/cmp/trait.Ord.html#method.min">Read more</a></p>
</div></div><h3 id='impl-FromIterator%3CT%3E' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/iter/trait.FromIterator.html" title="trait std::iter::FromIterator">FromIterator</a><T> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code><a href='#impl-FromIterator%3CT%3E' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1067-1073' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.from_iter' class="method"><span id='from_iter.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/iter/trait.FromIterator.html#tymethod.from_iter' class='fnname'>from_iter</a><I>(iter: I) -> <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a><Item = T>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1068-1072' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates a value from an iterator. <a href="../../../std/iter/trait.FromIterator.html#tymethod.from_iter">Read more</a></p>
</div></div><h3 id='impl-Send' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/marker/trait.Send.html" title="trait std::marker::Send">Send</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/marker/trait.Send.html" title="trait std::marker::Send">Send</a>, </span></code><a href='#impl-Send' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1203' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'></div><h3 id='impl-Default' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/default/trait.Default.html" title="trait std::default::Default">Default</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code><a href='#impl-Default' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#247-253' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.default' class="method"><span id='default.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/default/trait.Default.html#tymethod.default' class='fnname'>default</a>() -> <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#250-252' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an empty <code>LinkedList<T></code>.</p>
</div></div><h3 id='impl-Debug' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/fmt/trait.Debug.html" title="trait std::fmt::Debug">Debug</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/fmt/trait.Debug.html" title="trait std::fmt::Debug">Debug</a>, </span></code><a href='#impl-Debug' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1172-1176' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.fmt' class="method"><span id='fmt.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/fmt/trait.Debug.html#tymethod.fmt' class='fnname'>fmt</a>(&self, f: &mut <a class="struct" href="../../../std/fmt/struct.Formatter.html" title="struct std::fmt::Formatter">Formatter</a>) -> <a class="enum" href="../../../std/result/enum.Result.html" title="enum std::result::Result">Result</a><<a class="primitive" href="../../primitive.unit.html">()</a>, <a class="struct" href="../../../std/fmt/struct.Error.html" title="struct std::fmt::Error">Error</a>></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1173-1175' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Formats the value using the given formatter. <a href="../../../std/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></div><h3 id='impl-Clone' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/clone/trait.Clone.html" title="trait std::clone::Clone">Clone</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/clone/trait.Clone.html" title="trait std::clone::Clone">Clone</a>, </span></code><a href='#impl-Clone' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1165-1169' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.clone' class="method"><span id='clone.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/clone/trait.Clone.html#tymethod.clone' class='fnname'>clone</a>(&self) -> <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1166-1168' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns a copy of the value. <a href="../../../std/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
</div><h4 id='method.clone_from' class="method"><span id='clone_from.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/clone/trait.Clone.html#method.clone_from' class='fnname'>clone_from</a>(&mut self, source: <a class="primitive" href="../../primitive.reference.html">&</a>Self)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/core/clone.rs.html#130-132' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Performs copy-assignment from <code>source</code>. <a href="../../../std/clone/trait.Clone.html#method.clone_from">Read more</a></p>
</div></div><h3 id='impl-Hash' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/hash/trait.Hash.html" title="trait std::hash::Hash">Hash</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/hash/trait.Hash.html" title="trait std::hash::Hash">Hash</a>, </span></code><a href='#impl-Hash' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1179-1186' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.hash' class="method"><span id='hash.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/hash/trait.Hash.html#tymethod.hash' class='fnname'>hash</a><H>(&self, state: <a class="primitive" href="../../primitive.reference.html">&mut </a>H) <span class="where fmt-newline">where<br> H: <a class="trait" href="../../../std/hash/trait.Hasher.html" title="trait std::hash::Hasher">Hasher</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1180-1185' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Feeds this value into the given [<code>Hasher</code>]. <a href="../../../std/hash/trait.Hash.html#tymethod.hash">Read more</a></p>
</div><h4 id='method.hash_slice' class="method"><span id='hash_slice.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/hash/trait.Hash.html#method.hash_slice' class='fnname'>hash_slice</a><H>(data: <a class="primitive" href="../../primitive.slice.html">&[Self]</a>, state: <a class="primitive" href="../../primitive.reference.html">&mut </a>H) <span class="where fmt-newline">where<br> H: <a class="trait" href="../../../std/hash/trait.Hasher.html" title="trait std::hash::Hasher">Hasher</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.3.0'>1.3.0</div><a class='srclink' href='../../../src/core/hash/mod.rs.html#203-209' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Feeds a slice of this type into the given [<code>Hasher</code>]. <a href="../../../std/hash/trait.Hash.html#method.hash_slice">Read more</a></p>
</div></div><h3 id='impl-Drop' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/ops/trait.Drop.html" title="trait std::ops::Drop">Drop</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code><a href='#impl-Drop' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#791-795' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.drop' class="method"><span id='drop.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/ops/trait.Drop.html#tymethod.drop' class='fnname'>drop</a>(&mut self)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#792-794' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Executes the destructor for this type. <a href="../../../std/ops/trait.Drop.html#tymethod.drop">Read more</a></p>
</div></div><h3 id='impl-Sync' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/marker/trait.Sync.html" title="trait std::marker::Sync">Sync</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/marker/trait.Sync.html" title="trait std::marker::Sync">Sync</a>, </span></code><a href='#impl-Sync' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1206' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'></div><h3 id='impl-Eq' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/cmp/trait.Eq.html" title="trait std::cmp::Eq">Eq</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/cmp/trait.Eq.html" title="trait std::cmp::Eq">Eq</a>, </span></code><a href='#impl-Eq' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1147' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'></div><h3 id='impl-Extend%3C%26%27a%20T%3E' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<'a, T> <a class="trait" href="../../../std/iter/trait.Extend.html" title="trait std::iter::Extend">Extend</a><<a class="primitive" href="../../primitive.reference.html">&'a </a>T> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: 'a + <a class="trait" href="../../../std/marker/trait.Copy.html" title="trait std::marker::Copy">Copy</a>, </span></code><a href='#impl-Extend%3C%26%27a%20T%3E' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.2.0'>1.2.0</div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1129-1133' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.extend' class="method"><span id='extend.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/iter/trait.Extend.html#tymethod.extend' class='fnname'>extend</a><I>(&mut self, iter: I) <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a><Item = <a class="primitive" href="../../primitive.reference.html">&'a </a>T>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1130-1132' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Extends a collection with the contents of an iterator. <a href="../../../std/iter/trait.Extend.html#tymethod.extend">Read more</a></p>
</div></div><h3 id='impl-Extend%3CT%3E' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/iter/trait.Extend.html" title="trait std::iter::Extend">Extend</a><T> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code><a href='#impl-Extend%3CT%3E' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1108-1112' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.extend-1' class="method"><span id='extend.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/iter/trait.Extend.html#tymethod.extend' class='fnname'>extend</a><I>(&mut self, iter: I) <span class="where fmt-newline">where<br> I: <a class="trait" href="../../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a><Item = T>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1109-1111' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Extends a collection with the contents of an iterator. <a href="../../../std/iter/trait.Extend.html#tymethod.extend">Read more</a></p>
</div></div><h3 id='impl-PartialEq%3CLinkedList%3CT%3E%3E' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/cmp/trait.PartialEq.html" title="trait std::cmp::PartialEq">PartialEq</a><<a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T>> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../../std/cmp/trait.PartialEq.html" title="trait std::cmp::PartialEq">PartialEq</a><T>, </span></code><a href='#impl-PartialEq%3CLinkedList%3CT%3E%3E' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1136-1144' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.eq' class="method"><span id='eq.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/cmp/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &<a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T>) -> <a class="primitive" href="../../primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1137-1139' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="../../../std/cmp/trait.PartialEq.html#tymethod.eq">Read more</a></p>
</div><h4 id='method.ne' class="method"><span id='ne.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/cmp/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: &<a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T>) -> <a class="primitive" href="../../primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1141-1143' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>This method tests for <code>!=</code>.</p>
</div></div><h3 id='impl-IntoIterator' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<'a, T> <a class="trait" href="../../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a> for &'a mut <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code><a href='#impl-IntoIterator' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1098-1105' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='associatedtype.Item' class="type"><span id='Item.t' class='invisible'><code>type <a href='../../../std/iter/trait.IntoIterator.html#associatedtype.Item' class="type">Item</a> = <a class="primitive" href="../../primitive.reference.html">&'a mut </a>T</code></span></h4>
<div class='docblock'><p>The type of the elements being iterated over.</p>
</div><h4 id='associatedtype.IntoIter' class="type"><span id='IntoIter.t' class='invisible'><code>type <a href='../../../std/iter/trait.IntoIterator.html#associatedtype.IntoIter' class="type">IntoIter</a> = <a class="struct" href="../../../std/collections/linked_list/struct.IterMut.html" title="struct std::collections::linked_list::IterMut">IterMut</a><'a, T></code></span></h4>
<div class='docblock'><p>Which kind of iterator are we turning this into?</p>
</div><h4 id='method.into_iter' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.IterMut.html" title="struct std::collections::linked_list::IterMut">IterMut</a><'a, T></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.IterMut.html" title="struct std::collections::linked_list::IterMut">IterMut</a><'a, T></h3><code class="content"><span class="where fmt-newline">impl<'a, T> <a class="trait" href="../../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../../std/collections/linked_list/struct.IterMut.html" title="struct std::collections::linked_list::IterMut">IterMut</a><'a, T></span><span class="where fmt-newline"> type <a href='../../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <a class="primitive" href="../../primitive.reference.html">&'a mut </a>T;</span></code></div></div><span id='into_iter.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/iter/trait.IntoIterator.html#tymethod.into_iter' class='fnname'>into_iter</a>(self) -> <a class="struct" href="../../../std/collections/linked_list/struct.IterMut.html" title="struct std::collections::linked_list::IterMut">IterMut</a><'a, T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1102-1104' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator from a value. <a href="../../../std/iter/trait.IntoIterator.html#tymethod.into_iter">Read more</a></p>
</div></div><h3 id='impl-IntoIterator-1' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<'a, T> <a class="trait" href="../../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a> for &'a <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code><a href='#impl-IntoIterator-1' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1088-1095' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='associatedtype.Item-1' class="type"><span id='Item.t-1' class='invisible'><code>type <a href='../../../std/iter/trait.IntoIterator.html#associatedtype.Item' class="type">Item</a> = <a class="primitive" href="../../primitive.reference.html">&'a </a>T</code></span></h4>
<div class='docblock'><p>The type of the elements being iterated over.</p>
</div><h4 id='associatedtype.IntoIter-1' class="type"><span id='IntoIter.t-1' class='invisible'><code>type <a href='../../../std/iter/trait.IntoIterator.html#associatedtype.IntoIter' class="type">IntoIter</a> = <a class="struct" href="../../../std/collections/linked_list/struct.Iter.html" title="struct std::collections::linked_list::Iter">Iter</a><'a, T></code></span></h4>
<div class='docblock'><p>Which kind of iterator are we turning this into?</p>
</div><h4 id='method.into_iter-1' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.Iter.html" title="struct std::collections::linked_list::Iter">Iter</a><'a, T></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.Iter.html" title="struct std::collections::linked_list::Iter">Iter</a><'a, T></h3><code class="content"><span class="where fmt-newline">impl<'a, T> <a class="trait" href="../../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../../std/collections/linked_list/struct.Iter.html" title="struct std::collections::linked_list::Iter">Iter</a><'a, T></span><span class="where fmt-newline"> type <a href='../../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <a class="primitive" href="../../primitive.reference.html">&'a </a>T;</span></code></div></div><span id='into_iter.v-1' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/iter/trait.IntoIterator.html#tymethod.into_iter' class='fnname'>into_iter</a>(self) -> <a class="struct" href="../../../std/collections/linked_list/struct.Iter.html" title="struct std::collections::linked_list::Iter">Iter</a><'a, T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1092-1094' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator from a value. <a href="../../../std/iter/trait.IntoIterator.html#tymethod.into_iter">Read more</a></p>
</div></div><h3 id='impl-IntoIterator-2' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl<T> <a class="trait" href="../../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a> for <a class="struct" href="../../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code><a href='#impl-IntoIterator-2' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1076-1085' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='associatedtype.Item-2' class="type"><span id='Item.t-2' class='invisible'><code>type <a href='../../../std/iter/trait.IntoIterator.html#associatedtype.Item' class="type">Item</a> = T</code></span></h4>
<div class='docblock'><p>The type of the elements being iterated over.</p>
</div><h4 id='associatedtype.IntoIter-2' class="type"><span id='IntoIter.t-2' class='invisible'><code>type <a href='../../../std/iter/trait.IntoIterator.html#associatedtype.IntoIter' class="type">IntoIter</a> = <a class="struct" href="../../../std/collections/linked_list/struct.IntoIter.html" title="struct std::collections::linked_list::IntoIter">IntoIter</a><T></code></span></h4>
<div class='docblock'><p>Which kind of iterator are we turning this into?</p>
</div><h4 id='method.into_iter-2' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.IntoIter.html" title="struct std::collections::linked_list::IntoIter">IntoIter</a><T></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../../std/collections/linked_list/struct.IntoIter.html" title="struct std::collections::linked_list::IntoIter">IntoIter</a><T></h3><code class="content"><span class="where fmt-newline">impl<T> <a class="trait" href="../../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../../std/collections/linked_list/struct.IntoIter.html" title="struct std::collections::linked_list::IntoIter">IntoIter</a><T></span><span class="where fmt-newline"> type <a href='../../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = T;</span></code></div></div><span id='into_iter.v-2' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../../std/iter/trait.IntoIterator.html#tymethod.into_iter' class='fnname'>into_iter</a>(self) -> <a class="struct" href="../../../std/collections/linked_list/struct.IntoIter.html" title="struct std::collections::linked_list::IntoIter">IntoIter</a><T></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../../src/alloc/linked_list.rs.html#1082-1084' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Consumes the list into an iterator yielding elements by value.</p>
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