<!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 `IntoIterator` trait in crate `std`."> <meta name="keywords" content="rust, rustlang, rust-lang, IntoIterator"> <title>std::iter::IntoIterator - Rust</title> <link rel="stylesheet" type="text/css" href="../../normalize.css"> <link rel="stylesheet" type="text/css" href="../../rustdoc.css"> <link rel="stylesheet" type="text/css" href="../../main.css"> <link rel="shortcut icon" href="https://doc.rust-lang.org/favicon.ico"> </head> <body class="rustdoc trait"> <!--[if lte IE 8]> <div class="warning"> This old browser is unsupported and will most likely display funky things. </div> <![endif]--> <nav class="sidebar"> <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'>Trait IntoIterator</p><div class="block items"><ul><li><a href="#associated-types">Associated Types</a></li><li><a href="#required-methods">Required Methods</a></li><li><a href="#implementors">Implementors</a></li></ul></div><p class='location'><a href='../index.html'>std</a>::<wbr><a href='index.html'>iter</a></p><script>window.sidebarCurrent = {name: 'IntoIterator', ty: 'trait', relpath: ''};</script><script defer src="sidebar-items.js"></script> </nav> <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"> </div> </form> </nav> <section id='main' class="content"> <h1 class='fqn'><span class='in-band'>Trait <a href='../index.html'>std</a>::<wbr><a href='index.html'>iter</a>::<wbr><a class="trait" href=''>IntoIterator</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/core/iter/traits.rs.html#209-247' title='goto source code'>[src]</a></span></h1> <pre class='rust trait'>pub trait IntoIterator <span class="where fmt-newline">where<br> <Self::<a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIter</a> as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Item</a> == Self::<a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">Item</a>, </span>{ type <a href='#associatedtype.Item' class="type">Item</a>; type <a href='#associatedtype.IntoIter' class="type">IntoIter</a>: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>; fn <a href='#tymethod.into_iter' class='fnname'>into_iter</a>(self) -> Self::<a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIter</a>; }</pre><div class='docblock'><p>Conversion into an <code>Iterator</code>.</p> <p>By implementing <code>IntoIterator</code> for a type, you define how it will be converted to an iterator. This is common for types which describe a collection of some kind.</p> <p>One benefit of implementing <code>IntoIterator</code> is that your type will <a href="index.html#for-loops-and-intoiterator">work with Rust's <code>for</code> loop syntax</a>.</p> <p>See also: <a href="trait.FromIterator.html"><code>FromIterator</code></a>.</p> <h1 id='examples' class='section-header'><a href='#examples'>Examples</a></h1> <p>Basic usage:</p> <pre class="rust rust-example-rendered"> <span class="kw">let</span> <span class="ident">v</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>]; <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="ident">v</span>.<span class="ident">into_iter</span>(); <span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">iter</span>.<span class="ident">next</span>(); <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="number">1</span>), <span class="ident">n</span>); <span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">iter</span>.<span class="ident">next</span>(); <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="number">2</span>), <span class="ident">n</span>); <span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">iter</span>.<span class="ident">next</span>(); <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="number">3</span>), <span class="ident">n</span>); <span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">iter</span>.<span class="ident">next</span>(); <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">n</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=fn%20main()%20%7B%0Alet%20v%20%3D%20vec!%5B1%2C%202%2C%203%5D%3B%0A%0Alet%20mut%20iter%20%3D%20v.into_iter()%3B%0A%0Alet%20n%20%3D%20iter.next()%3B%0Aassert_eq!(Some(1)%2C%20n)%3B%0A%0Alet%20n%20%3D%20iter.next()%3B%0Aassert_eq!(Some(2)%2C%20n)%3B%0A%0Alet%20n%20%3D%20iter.next()%3B%0Aassert_eq!(Some(3)%2C%20n)%3B%0A%0Alet%20n%20%3D%20iter.next()%3B%0Aassert_eq!(None%2C%20n)%3B%0A%7D">Run</a></pre> <p>Implementing <code>IntoIterator</code> for your type:</p> <pre class="rust rust-example-rendered"> <span class="comment">// A sample collection, that's just a wrapper over Vec<T></span> <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span> <span class="kw">struct</span> <span class="ident">MyCollection</span>(<span class="ident">Vec</span><span class="op"><</span><span class="ident">i32</span><span class="op">></span>); <span class="comment">// Let's give it some methods so we can create one and add things</span> <span class="comment">// to it.</span> <span class="kw">impl</span> <span class="ident">MyCollection</span> { <span class="kw">fn</span> <span class="ident">new</span>() <span class="op">-></span> <span class="ident">MyCollection</span> { <span class="ident">MyCollection</span>(<span class="ident">Vec</span>::<span class="ident">new</span>()) } <span class="kw">fn</span> <span class="ident">add</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">elem</span>: <span class="ident">i32</span>) { <span class="self">self</span>.<span class="number">0</span>.<span class="ident">push</span>(<span class="ident">elem</span>); } } <span class="comment">// and we'll implement IntoIterator</span> <span class="kw">impl</span> <span class="ident">IntoIterator</span> <span class="kw">for</span> <span class="ident">MyCollection</span> { <span class="kw">type</span> <span class="ident">Item</span> <span class="op">=</span> <span class="ident">i32</span>; <span class="kw">type</span> <span class="ident">IntoIter</span> <span class="op">=</span> ::<span class="ident">std</span>::<span class="ident">vec</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">i32</span><span class="op">></span>; <span class="kw">fn</span> <span class="ident">into_iter</span>(<span class="self">self</span>) <span class="op">-></span> <span class="self">Self</span>::<span class="ident">IntoIter</span> { <span class="self">self</span>.<span class="number">0</span>.<span class="ident">into_iter</span>() } } <span class="comment">// Now we can make a new collection...</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">MyCollection</span>::<span class="ident">new</span>(); <span class="comment">// ... add some stuff to it ...</span> <span class="ident">c</span>.<span class="ident">add</span>(<span class="number">0</span>); <span class="ident">c</span>.<span class="ident">add</span>(<span class="number">1</span>); <span class="ident">c</span>.<span class="ident">add</span>(<span class="number">2</span>); <span class="comment">// ... and then turn it into an Iterator:</span> <span class="kw">for</span> (<span class="ident">i</span>, <span class="ident">n</span>) <span class="kw">in</span> <span class="ident">c</span>.<span class="ident">into_iter</span>().<span class="ident">enumerate</span>() { <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">i</span> <span class="kw">as</span> <span class="ident">i32</span>, <span class="ident">n</span>); }<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=fn%20main()%20%7B%0A%2F%2F%20A%20sample%20collection%2C%20that's%20just%20a%20wrapper%20over%20Vec%3CT%3E%0A%23%5Bderive(Debug)%5D%0Astruct%20MyCollection(Vec%3Ci32%3E)%3B%0A%0A%2F%2F%20Let's%20give%20it%20some%20methods%20so%20we%20can%20create%20one%20and%20add%20things%0A%2F%2F%20to%20it.%0Aimpl%20MyCollection%20%7B%0A%20%20%20%20fn%20new()%20-%3E%20MyCollection%20%7B%0A%20%20%20%20%20%20%20%20MyCollection(Vec%3A%3Anew())%0A%20%20%20%20%7D%0A%0A%20%20%20%20fn%20add(%26mut%20self%2C%20elem%3A%20i32)%20%7B%0A%20%20%20%20%20%20%20%20self.0.push(elem)%3B%0A%20%20%20%20%7D%0A%7D%0A%0A%2F%2F%20and%20we'll%20implement%20IntoIterator%0Aimpl%20IntoIterator%20for%20MyCollection%20%7B%0A%20%20%20%20type%20Item%20%3D%20i32%3B%0A%20%20%20%20type%20IntoIter%20%3D%20%3A%3Astd%3A%3Avec%3A%3AIntoIter%3Ci32%3E%3B%0A%0A%20%20%20%20fn%20into_iter(self)%20-%3E%20Self%3A%3AIntoIter%20%7B%0A%20%20%20%20%20%20%20%20self.0.into_iter()%0A%20%20%20%20%7D%0A%7D%0A%0A%2F%2F%20Now%20we%20can%20make%20a%20new%20collection...%0Alet%20mut%20c%20%3D%20MyCollection%3A%3Anew()%3B%0A%0A%2F%2F%20...%20add%20some%20stuff%20to%20it%20...%0Ac.add(0)%3B%0Ac.add(1)%3B%0Ac.add(2)%3B%0A%0A%2F%2F%20...%20and%20then%20turn%20it%20into%20an%20Iterator%3A%0Afor%20(i%2C%20n)%20in%20c.into_iter().enumerate()%20%7B%0A%20%20%20%20assert_eq!(i%20as%20i32%2C%20n)%3B%0A%7D%0A%7D">Run</a></pre> </div> <h2 id='associated-types'>Associated Types</h2> <div class='methods'> <h3 id='associatedtype.Item' class='method'><span id='Item.t' class='invisible'><code>type <a href='#associatedtype.Item' class="type">Item</a></code></span></h3><div class='docblock'><p>The type of the elements being iterated over.</p> </div><h3 id='associatedtype.IntoIter' class='method'><span id='IntoIter.t' class='invisible'><code>type <a href='#associatedtype.IntoIter' class="type">IntoIter</a>: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a></code></span></h3><div class='docblock'><p>Which kind of iterator are we turning this into?</p> </div></div> <h2 id='required-methods'>Required Methods</h2> <div class='methods'> <h3 id='tymethod.into_iter' class='method'><span id='into_iter.v' class='invisible'><code>fn <a href='#tymethod.into_iter' class='fnname'>into_iter</a>(self) -> Self::<a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIter</a></code></span></h3><div class='docblock'><p>Creates an iterator from a value.</p> <p>See the <a href="index.html">module-level documentation</a> for more.</p> <h1 id='examples-1' class='section-header'><a href='#examples-1'>Examples</a></h1> <p>Basic usage:</p> <pre class="rust rust-example-rendered"> <span class="kw">let</span> <span class="ident">v</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>]; <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="ident">v</span>.<span class="ident">into_iter</span>(); <span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">iter</span>.<span class="ident">next</span>(); <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="number">1</span>), <span class="ident">n</span>); <span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">iter</span>.<span class="ident">next</span>(); <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="number">2</span>), <span class="ident">n</span>); <span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">iter</span>.<span class="ident">next</span>(); <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Some</span>(<span class="number">3</span>), <span class="ident">n</span>); <span class="kw">let</span> <span class="ident">n</span> <span class="op">=</span> <span class="ident">iter</span>.<span class="ident">next</span>(); <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">None</span>, <span class="ident">n</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=fn%20main()%20%7B%0Alet%20v%20%3D%20vec!%5B1%2C%202%2C%203%5D%3B%0A%0Alet%20mut%20iter%20%3D%20v.into_iter()%3B%0A%0Alet%20n%20%3D%20iter.next()%3B%0Aassert_eq!(Some(1)%2C%20n)%3B%0A%0Alet%20n%20%3D%20iter.next()%3B%0Aassert_eq!(Some(2)%2C%20n)%3B%0A%0Alet%20n%20%3D%20iter.next()%3B%0Aassert_eq!(Some(3)%2C%20n)%3B%0A%0Alet%20n%20%3D%20iter.next()%3B%0Aassert_eq!(None%2C%20n)%3B%0A%7D">Run</a></pre> </div></div> <h2 id='implementors'>Implementors</h2> <ul class='item-list' id='implementors-list'> <li><code>impl<'a, K, V> IntoIterator for &'a <a class="struct" href="../../std/collections/btree_map/struct.BTreeMap.html" title="struct std::collections::btree_map::BTreeMap">BTreeMap</a><K, V> <span class="where fmt-newline">where<br> K: 'a,<br> V: 'a, </span></code></li> <li><code>impl<K, V> IntoIterator for <a class="struct" href="../../std/collections/btree_map/struct.BTreeMap.html" title="struct std::collections::btree_map::BTreeMap">BTreeMap</a><K, V></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="struct" href="../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="struct" href="../../std/collections/vec_deque/struct.VecDeque.html" title="struct std::collections::vec_deque::VecDeque">VecDeque</a><T></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="struct" href="../../std/collections/binary_heap/struct.BinaryHeap.html" title="struct std::collections::binary_heap::BinaryHeap">BinaryHeap</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></li> <li><code>impl<T> IntoIterator for <a class="struct" href="../../std/collections/vec_deque/struct.VecDeque.html" title="struct std::collections::vec_deque::VecDeque">VecDeque</a><T></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="struct" href="../../std/collections/btree_set/struct.BTreeSet.html" title="struct std::collections::btree_set::BTreeSet">BTreeSet</a><T></code></li> <li><code>impl<T> IntoIterator for <a class="struct" href="../../std/collections/linked_list/struct.LinkedList.html" title="struct std::collections::linked_list::LinkedList">LinkedList</a><T></code></li> <li><code>impl<'a, T> IntoIterator 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></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="struct" href="../../std/collections/vec_deque/struct.VecDeque.html" title="struct std::collections::vec_deque::VecDeque">VecDeque</a><T></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="struct" href="../../std/vec/struct.Vec.html" title="struct std::vec::Vec">Vec</a><T></code></li> <li><code>impl<T> IntoIterator for <a class="struct" href="../../std/collections/btree_set/struct.BTreeSet.html" title="struct std::collections::btree_set::BTreeSet">BTreeSet</a><T></code></li> <li><code>impl<T> IntoIterator for <a class="struct" href="../../std/collections/binary_heap/struct.BinaryHeap.html" title="struct std::collections::binary_heap::BinaryHeap">BinaryHeap</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></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="struct" href="../../std/vec/struct.Vec.html" title="struct std::vec::Vec">Vec</a><T></code></li> <li><code>impl<'a, K, V> IntoIterator for &'a mut <a class="struct" href="../../std/collections/btree_map/struct.BTreeMap.html" title="struct std::collections::btree_map::BTreeMap">BTreeMap</a><K, V> <span class="where fmt-newline">where<br> K: 'a,<br> V: 'a, </span></code></li> <li><code>impl<T> IntoIterator for <a class="struct" href="../../std/vec/struct.Vec.html" title="struct std::vec::Vec">Vec</a><T></code></li> <li><code>impl<'a, T, E> IntoIterator for &'a <a class="enum" href="../../std/result/enum.Result.html" title="enum std::result::Result">Result</a><T, E></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 6]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 14]</a></code></li> <li><code>impl<'a, T> IntoIterator for <a class="primitive" href="../primitive.slice.html">&'a [T]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 24]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 2]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 25]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 7]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 5]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 12]</a></code></li> <li><code>impl<T, E> IntoIterator for <a class="enum" href="../../std/result/enum.Result.html" title="enum std::result::Result">Result</a><T, E></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 11]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 20]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 32]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 1]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><T></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 4]</a></code></li> <li><code>impl<'a, T, E> IntoIterator for &'a mut <a class="enum" href="../../std/result/enum.Result.html" title="enum std::result::Result">Result</a><T, E></code></li> <li><code>impl<T> IntoIterator for <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><T></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 11]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 13]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 5]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 14]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 27]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 17]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 16]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 22]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 27]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 20]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 18]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 25]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 30]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 21]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 3]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 21]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 15]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 28]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 15]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 1]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 19]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 8]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 31]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 9]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 18]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 8]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 32]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 0]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 23]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 24]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 26]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 0]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 10]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 10]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 2]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 9]</a></code></li> <li><code>impl<'a, T> IntoIterator for <a class="primitive" href="../primitive.slice.html">&'a mut [T]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 30]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 6]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 16]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 17]</a></code></li> <li><code>impl<I> IntoIterator for I <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>, </span></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 22]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 26]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 19]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 4]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 3]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 12]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 28]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 23]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 29]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a mut <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 7]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 13]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><T></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 29]</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="primitive" href="../primitive.array.html">[</a>T<a class="primitive" href="../primitive.array.html">; 31]</a></code></li> <li><code>impl<'a, K, V, S> IntoIterator for &'a <a class="struct" href="../../std/collections/struct.HashMap.html" title="struct std::collections::HashMap">HashMap</a><K, V, S> <span class="where fmt-newline">where<br> K: <a class="trait" href="../../std/cmp/trait.Eq.html" title="trait std::cmp::Eq">Eq</a> + <a class="trait" href="../../std/hash/trait.Hash.html" title="trait std::hash::Hash">Hash</a>,<br> S: <a class="trait" href="../../std/hash/trait.BuildHasher.html" title="trait std::hash::BuildHasher">BuildHasher</a>, </span></code></li> <li><code>impl<'a, K, V, S> IntoIterator for &'a mut <a class="struct" href="../../std/collections/struct.HashMap.html" title="struct std::collections::HashMap">HashMap</a><K, V, S> <span class="where fmt-newline">where<br> K: <a class="trait" href="../../std/cmp/trait.Eq.html" title="trait std::cmp::Eq">Eq</a> + <a class="trait" href="../../std/hash/trait.Hash.html" title="trait std::hash::Hash">Hash</a>,<br> S: <a class="trait" href="../../std/hash/trait.BuildHasher.html" title="trait std::hash::BuildHasher">BuildHasher</a>, </span></code></li> <li><code>impl<K, V, S> IntoIterator for <a class="struct" href="../../std/collections/struct.HashMap.html" title="struct std::collections::HashMap">HashMap</a><K, V, S> <span class="where fmt-newline">where<br> K: <a class="trait" href="../../std/cmp/trait.Eq.html" title="trait std::cmp::Eq">Eq</a> + <a class="trait" href="../../std/hash/trait.Hash.html" title="trait std::hash::Hash">Hash</a>,<br> S: <a class="trait" href="../../std/hash/trait.BuildHasher.html" title="trait std::hash::BuildHasher">BuildHasher</a>, </span></code></li> <li><code>impl<'a, T, S> IntoIterator for &'a <a class="struct" href="../../std/collections/struct.HashSet.html" title="struct std::collections::HashSet">HashSet</a><T, S> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/cmp/trait.Eq.html" title="trait std::cmp::Eq">Eq</a> + <a class="trait" href="../../std/hash/trait.Hash.html" title="trait std::hash::Hash">Hash</a>,<br> S: <a class="trait" href="../../std/hash/trait.BuildHasher.html" title="trait std::hash::BuildHasher">BuildHasher</a>, </span></code></li> <li><code>impl<T, S> IntoIterator for <a class="struct" href="../../std/collections/struct.HashSet.html" title="struct std::collections::HashSet">HashSet</a><T, S> <span class="where fmt-newline">where<br> T: <a class="trait" href="../../std/cmp/trait.Eq.html" title="trait std::cmp::Eq">Eq</a> + <a class="trait" href="../../std/hash/trait.Hash.html" title="trait std::hash::Hash">Hash</a>,<br> S: <a class="trait" href="../../std/hash/trait.BuildHasher.html" title="trait std::hash::BuildHasher">BuildHasher</a>, </span></code></li> <li><code>impl<'a> IntoIterator for &'a <a class="struct" href="../../std/path/struct.PathBuf.html" title="struct std::path::PathBuf">PathBuf</a></code></li> <li><code>impl<'a> IntoIterator for &'a <a class="struct" href="../../std/path/struct.Path.html" title="struct std::path::Path">Path</a></code></li> <li><code>impl<'a, T> IntoIterator for &'a <a class="struct" href="../../std/sync/mpsc/struct.Receiver.html" title="struct std::sync::mpsc::Receiver">Receiver</a><T></code></li> <li><code>impl<T> IntoIterator for <a class="struct" href="../../std/sync/mpsc/struct.Receiver.html" title="struct std::sync::mpsc::Receiver">Receiver</a><T></code></li> <li><code>impl<'a> IntoIterator for &'a <a class="struct" href="../../std/os/unix/net/struct.UnixListener.html" title="struct std::os::unix::net::UnixListener">UnixListener</a></code></li> </ul><script type="text/javascript" async 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