<!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 `IterMut` struct in crate `core`."> <meta name="keywords" content="rust, rustlang, rust-lang, IterMut"> <title>core::slice::IterMut - 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 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"> <a href='../../core/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 IterMut</p><div class="block items"><ul><li><a href="#methods">Methods</a></li><li><a href="#implementations">Trait Implementations</a></li></ul></div><p class='location'><a href='../index.html'>core</a>::<wbr><a href='index.html'>slice</a></p><script>window.sidebarCurrent = {name: 'IterMut', ty: 'struct', 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'>Struct <a href='../index.html'>core</a>::<wbr><a href='index.html'>slice</a>::<wbr><a class="struct" href=''>IterMut</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/slice/mod.rs.html#1486-1490' title='goto source code'>[src]</a></span></h1> <pre class='rust struct'>pub struct IterMut<'a, T: 'a> { /* fields omitted */ }</pre><div class='docblock'><p>Mutable slice iterator.</p> <p>This struct is created by the <a href="../../std/primitive.slice.html#method.iter_mut"><code>iter_mut</code></a> method on <a href="../../std/primitive.slice.html">slices</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="comment">// First, we declare a type which has `iter_mut` method to get the `IterMut`</span> <span class="comment">// struct (&[usize here]):</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">slice</span> <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> [<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>]; <span class="comment">// Then, we iterate over it and increment each element value:</span> <span class="kw">for</span> <span class="ident">element</span> <span class="kw">in</span> <span class="ident">slice</span>.<span class="ident">iter_mut</span>() { <span class="kw-2">*</span><span class="ident">element</span> <span class="op">+=</span> <span class="number">1</span>; } <span class="comment">// We now have "[2, 3, 4]":</span> <span class="macro">println</span><span class="macro">!</span>(<span class="string">"{:?}"</span>, <span class="ident">slice</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=fn%20main()%20%7B%0A%2F%2F%20First%2C%20we%20declare%20a%20type%20which%20has%20%60iter_mut%60%20method%20to%20get%20the%20%60IterMut%60%0A%2F%2F%20struct%20(%26%5Busize%20here%5D)%3A%0Alet%20mut%20slice%20%3D%20%26mut%20%5B1%2C%202%2C%203%5D%3B%0A%0A%2F%2F%20Then%2C%20we%20iterate%20over%20it%20and%20increment%20each%20element%20value%3A%0Afor%20element%20in%20slice.iter_mut()%20%7B%0A%20%20%20%20*element%20%2B%3D%201%3B%0A%7D%0A%0A%2F%2F%20We%20now%20have%20%22%5B2%2C%203%2C%204%5D%22%3A%0Aprintln!(%22%7B%3A%3F%7D%22%2C%20slice)%3B%0A%7D">Run</a></pre> </div><h2 id='methods'>Methods</h2><h3 class='impl'><span class='in-band'><code>impl<'a, T> <a class="struct" href="../../core/slice/struct.IterMut.html" title="struct core::slice::IterMut">IterMut</a><'a, T></code></span><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/slice/mod.rs.html#1506-1560' title='goto source code'>[src]</a></span></h3> <div class='impl-items'><h4 id='method.into_slice' class="method"><span id='into_slice.v' class='invisible'><code>fn <a href='#method.into_slice' class='fnname'>into_slice</a>(self) -> &'a mut [T]</code><div class='since' title='Stable since Rust version 1.4.0'>1.4.0</div></span></h4> <div class='docblock'><p>View the underlying data as a subslice of the original data.</p> <p>To avoid creating <code>&mut</code> references that alias, this is forced to consume the iterator. Consider using the <code>Slice</code> and <code>SliceMut</code> implementations for obtaining slices with more restricted lifetimes that do not consume the iterator.</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="comment">// First, we declare a type which has `iter_mut` method to get the `IterMut`</span> <span class="comment">// struct (&[usize here]):</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">slice</span> <span class="op">=</span> <span class="kw-2">&</span><span class="kw-2">mut</span> [<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>]; { <span class="comment">// Then, we get the iterator:</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="ident">slice</span>.<span class="ident">iter_mut</span>(); <span class="comment">// We move to next element:</span> <span class="ident">iter</span>.<span class="ident">next</span>(); <span class="comment">// So if we print what `into_slice` method returns here, we have "[2, 3]":</span> <span class="macro">println</span><span class="macro">!</span>(<span class="string">"{:?}"</span>, <span class="ident">iter</span>.<span class="ident">into_slice</span>()); } <span class="comment">// Now let's modify a value of the slice:</span> { <span class="comment">// First we get back the iterator:</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">iter</span> <span class="op">=</span> <span class="ident">slice</span>.<span class="ident">iter_mut</span>(); <span class="comment">// We change the value of the first element of the slice returned by the `next` method:</span> <span class="kw-2">*</span><span class="ident">iter</span>.<span class="ident">next</span>().<span class="ident">unwrap</span>() <span class="op">+=</span> <span class="number">1</span>; } <span class="comment">// Now slice is "[2, 2, 3]":</span> <span class="macro">println</span><span class="macro">!</span>(<span class="string">"{:?}"</span>, <span class="ident">slice</span>);<a class="test-arrow" target="_blank" href="https://play.rust-lang.org/?code=fn%20main()%20%7B%0A%2F%2F%20First%2C%20we%20declare%20a%20type%20which%20has%20%60iter_mut%60%20method%20to%20get%20the%20%60IterMut%60%0A%2F%2F%20struct%20(%26%5Busize%20here%5D)%3A%0Alet%20mut%20slice%20%3D%20%26mut%20%5B1%2C%202%2C%203%5D%3B%0A%0A%7B%0A%20%20%20%20%2F%2F%20Then%2C%20we%20get%20the%20iterator%3A%0A%20%20%20%20let%20mut%20iter%20%3D%20slice.iter_mut()%3B%0A%20%20%20%20%2F%2F%20We%20move%20to%20next%20element%3A%0A%20%20%20%20iter.next()%3B%0A%20%20%20%20%2F%2F%20So%20if%20we%20print%20what%20%60into_slice%60%20method%20returns%20here%2C%20we%20have%20%22%5B2%2C%203%5D%22%3A%0A%20%20%20%20println!(%22%7B%3A%3F%7D%22%2C%20iter.into_slice())%3B%0A%7D%0A%0A%2F%2F%20Now%20let's%20modify%20a%20value%20of%20the%20slice%3A%0A%7B%0A%20%20%20%20%2F%2F%20First%20we%20get%20back%20the%20iterator%3A%0A%20%20%20%20let%20mut%20iter%20%3D%20slice.iter_mut()%3B%0A%20%20%20%20%2F%2F%20We%20change%20the%20value%20of%20the%20first%20element%20of%20the%20slice%20returned%20by%20the%20%60next%60%20method%3A%0A%20%20%20%20*iter.next().unwrap()%20%2B%3D%201%3B%0A%7D%0A%2F%2F%20Now%20slice%20is%20%22%5B2%2C%202%2C%203%5D%22%3A%0Aprintln!(%22%7B%3A%3F%7D%22%2C%20slice)%3B%0A%7D">Run</a></pre> </div></div><h2 id='implementations'>Trait Implementations</h2><h3 class='impl'><span class='in-band'><code>impl<'a, T: 'a + <a class="trait" href="../../core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a>> <a class="trait" href="../../core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="../../core/slice/struct.IterMut.html" title="struct core::slice::IterMut">IterMut</a><'a, T></code></span><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.9.0'>1.9.0</div><a class='srclink' href='../../src/core/slice/mod.rs.html#1493-1499' title='goto source code'>[src]</a></span></h3> <div class='impl-items'><h4 id='method.fmt' class="method"><span id='fmt.v' class='invisible'><code>fn <a href='../../core/fmt/trait.Debug.html#tymethod.fmt' class='fnname'>fmt</a>(&self, f: &mut <a class="struct" href="../../core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>) -> <a class="type" href="../../core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></code></span></h4> <div class='docblock'><p>Formats the value using the given formatter.</p> </div></div><h3 class='impl'><span class='in-band'><code>impl<'a, T: <a class="trait" href="../../core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>> <a class="trait" href="../../core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../../core/slice/struct.IterMut.html" title="struct core::slice::IterMut">IterMut</a><'a, T></code></span><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/slice/mod.rs.html#1502' title='goto source code'>[src]</a></span></h3> <div class='impl-items'></div><h3 class='impl'><span class='in-band'><code>impl<'a, T: <a class="trait" href="../../core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>> <a class="trait" href="../../core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../../core/slice/struct.IterMut.html" title="struct core::slice::IterMut">IterMut</a><'a, T></code></span><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/slice/mod.rs.html#1504' title='goto source code'>[src]</a></span></h3> <div class='impl-items'></div><h3 class='impl'><span class='in-band'><code>impl<'a, T> <a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Iterator</a> for <a class="struct" href="../../core/slice/struct.IterMut.html" title="struct core::slice::IterMut">IterMut</a><'a, T></code></span><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/slice/mod.rs.html#1126-1224' title='goto source code'>[src]</a></span></h3> <div class='impl-items'><h4 id='associatedtype.Item' class="type"><span id='Item.t' class='invisible'><code>type <a href='../../core/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = &'a mut T</code></span></h4> <div class='docblock'><p>The type of the elements being iterated over.</p> </div><h4 id='method.next' class="method"><span id='next.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#tymethod.next' class='fnname'>next</a>(&mut self) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><&'a mut T></code></span></h4> <div class='docblock'><p>Advances the iterator and returns the next value. <a href="../../core/iter/trait.Iterator.html#tymethod.next">Read more</a></p> </div><h4 id='method.size_hint' class="method"><span id='size_hint.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.size_hint' class='fnname'>size_hint</a>(&self) -> (usize, <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><usize>)</code></span></h4> <div class='docblock'><p>Returns the bounds on the remaining length of the iterator. <a href="../../core/iter/trait.Iterator.html#method.size_hint">Read more</a></p> </div><h4 id='method.count' class="method"><span id='count.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.count' class='fnname'>count</a>(self) -> usize</code></span></h4> <div class='docblock'><p>Consumes the iterator, counting the number of iterations and returning it. <a href="../../core/iter/trait.Iterator.html#method.count">Read more</a></p> </div><h4 id='method.nth' class="method"><span id='nth.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.nth' class='fnname'>nth</a>(&mut self, n: usize) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><&'a mut T></code></span></h4> <div class='docblock'><p>Returns the <code>n</code>th element of the iterator. <a href="../../core/iter/trait.Iterator.html#method.nth">Read more</a></p> </div><h4 id='method.last' class="method"><span id='last.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.last' class='fnname'>last</a>(self) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><&'a mut T></code></span></h4> <div class='docblock'><p>Consumes the iterator, returning the last element. <a href="../../core/iter/trait.Iterator.html#method.last">Read more</a></p> </div><h4 id='method.all' class="method"><span id='all.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.all' class='fnname'>all</a><F>(&mut self, predicate: F) -> bool <span class="where fmt-newline">where<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='docblock'><p>Tests if every element of the iterator matches a predicate. <a href="../../core/iter/trait.Iterator.html#method.all">Read more</a></p> </div><h4 id='method.any' class="method"><span id='any.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.any' class='fnname'>any</a><F>(&mut self, predicate: F) -> bool <span class="where fmt-newline">where<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='docblock'><p>Tests if any element of the iterator matches a predicate. <a href="../../core/iter/trait.Iterator.html#method.any">Read more</a></p> </div><h4 id='method.find' class="method"><span id='find.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.find' class='fnname'>find</a><F>(&mut self, predicate: F) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='docblock'><p>Searches for an element of an iterator that satisfies a predicate. <a href="../../core/iter/trait.Iterator.html#method.find">Read more</a></p> </div><h4 id='method.position' class="method"><span id='position.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.position' class='fnname'>position</a><F>(&mut self, predicate: F) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><usize> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='docblock'><p>Searches for an element in an iterator, returning its index. <a href="../../core/iter/trait.Iterator.html#method.position">Read more</a></p> </div><h4 id='method.rposition' class="method"><span id='rposition.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.rposition' class='fnname'>rposition</a><F>(&mut self, predicate: F) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><usize> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='docblock'><p>Searches for an element in an iterator from the right, returning its index. <a href="../../core/iter/trait.Iterator.html#method.rposition">Read more</a></p> </div><h4 id='method.step_by' class="method"><span id='step_by.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.step_by' class='fnname'>step_by</a>(self, step: usize) -> <a class="struct" href="../../core/iter/struct.StepBy.html" title="struct core::iter::StepBy">StepBy</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code></span></h4> <div class='stability'><div class='stab unstable'><details><summary><span class=microscope>🔬</span> This is a nightly-only experimental API. (<code>iterator_step_by </code><a href="https://github.com/rust-lang/rust/issues/27741">#27741</a>)</summary><p>unstable replacement of Range::step_by</p> </details></div></div><div class='docblock'><p>Creates an iterator starting at the same point, but stepping by the given amount at each iteration. <a href="../../core/iter/trait.Iterator.html#method.step_by">Read more</a></p> </div><h4 id='method.chain' class="method"><span id='chain.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.chain' class='fnname'>chain</a><U>(self, other: U) -> <a class="struct" href="../../core/iter/struct.Chain.html" title="struct core::iter::Chain">Chain</a><Self, U::<a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIter</a>> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> U: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a><Item = Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>>, </span></code></span></h4> <div class='docblock'><p>Takes two iterators and creates a new iterator over both in sequence. <a href="../../core/iter/trait.Iterator.html#method.chain">Read more</a></p> </div><h4 id='method.zip' class="method"><span id='zip.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.zip' class='fnname'>zip</a><U>(self, other: U) -> <a class="struct" href="../../core/iter/struct.Zip.html" title="struct core::iter::Zip">Zip</a><Self, U::<a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIter</a>> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> U: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>, </span></code></span></h4> <div class='docblock'><p>'Zips up' two iterators into a single iterator of pairs. <a href="../../core/iter/trait.Iterator.html#method.zip">Read more</a></p> </div><h4 id='method.map' class="method"><span id='map.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.map' class='fnname'>map</a><B, F>(self, f: F) -> <a class="struct" href="../../core/iter/struct.Map.html" title="struct core::iter::Map">Map</a><Self, F> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> B, </span></code></span></h4> <div class='docblock'><p>Takes a closure and creates an iterator which calls that closure on each element. <a href="../../core/iter/trait.Iterator.html#method.map">Read more</a></p> </div><h4 id='method.filter' class="method"><span id='filter.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.filter' class='fnname'>filter</a><P>(self, predicate: P) -> <a class="struct" href="../../core/iter/struct.Filter.html" title="struct core::iter::Filter">Filter</a><Self, P> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> P: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='docblock'><p>Creates an iterator which uses a closure to determine if an element should be yielded. <a href="../../core/iter/trait.Iterator.html#method.filter">Read more</a></p> </div><h4 id='method.filter_map' class="method"><span id='filter_map.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.filter_map' class='fnname'>filter_map</a><B, F>(self, f: F) -> <a class="struct" href="../../core/iter/struct.FilterMap.html" title="struct core::iter::FilterMap">FilterMap</a><Self, F> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><B>, </span></code></span></h4> <div class='docblock'><p>Creates an iterator that both filters and maps. <a href="../../core/iter/trait.Iterator.html#method.filter_map">Read more</a></p> </div><h4 id='method.enumerate' class="method"><span id='enumerate.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.enumerate' class='fnname'>enumerate</a>(self) -> <a class="struct" href="../../core/iter/struct.Enumerate.html" title="struct core::iter::Enumerate">Enumerate</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code></span></h4> <div class='docblock'><p>Creates an iterator which gives the current iteration count as well as the next value. <a href="../../core/iter/trait.Iterator.html#method.enumerate">Read more</a></p> </div><h4 id='method.peekable' class="method"><span id='peekable.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.peekable' class='fnname'>peekable</a>(self) -> <a class="struct" href="../../core/iter/struct.Peekable.html" title="struct core::iter::Peekable">Peekable</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code></span></h4> <div class='docblock'><p>Creates an iterator which can use <code>peek</code> to look at the next element of the iterator without consuming it. <a href="../../core/iter/trait.Iterator.html#method.peekable">Read more</a></p> </div><h4 id='method.skip_while' class="method"><span id='skip_while.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.skip_while' class='fnname'>skip_while</a><P>(self, predicate: P) -> <a class="struct" href="../../core/iter/struct.SkipWhile.html" title="struct core::iter::SkipWhile">SkipWhile</a><Self, P> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> P: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='docblock'><p>Creates an iterator that [<code>skip</code>]s elements based on a predicate. <a href="../../core/iter/trait.Iterator.html#method.skip_while">Read more</a></p> </div><h4 id='method.take_while' class="method"><span id='take_while.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.take_while' class='fnname'>take_while</a><P>(self, predicate: P) -> <a class="struct" href="../../core/iter/struct.TakeWhile.html" title="struct core::iter::TakeWhile">TakeWhile</a><Self, P> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> P: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='docblock'><p>Creates an iterator that yields elements based on a predicate. <a href="../../core/iter/trait.Iterator.html#method.take_while">Read more</a></p> </div><h4 id='method.skip' class="method"><span id='skip.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.skip' class='fnname'>skip</a>(self, n: usize) -> <a class="struct" href="../../core/iter/struct.Skip.html" title="struct core::iter::Skip">Skip</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code></span></h4> <div class='docblock'><p>Creates an iterator that skips the first <code>n</code> elements. <a href="../../core/iter/trait.Iterator.html#method.skip">Read more</a></p> </div><h4 id='method.take' class="method"><span id='take.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.take' class='fnname'>take</a>(self, n: usize) -> <a class="struct" href="../../core/iter/struct.Take.html" title="struct core::iter::Take">Take</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code></span></h4> <div class='docblock'><p>Creates an iterator that yields its first <code>n</code> elements. <a href="../../core/iter/trait.Iterator.html#method.take">Read more</a></p> </div><h4 id='method.scan' class="method"><span id='scan.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.scan' class='fnname'>scan</a><St, B, F>(self, initial_state: St, f: F) -> <a class="struct" href="../../core/iter/struct.Scan.html" title="struct core::iter::Scan">Scan</a><Self, St, F> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&mut St, Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><B>, </span></code></span></h4> <div class='docblock'><p>An iterator adaptor similar to [<code>fold</code>] that holds internal state and produces a new iterator. <a href="../../core/iter/trait.Iterator.html#method.scan">Read more</a></p> </div><h4 id='method.flat_map' class="method"><span id='flat_map.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.flat_map' class='fnname'>flat_map</a><U, F>(self, f: F) -> <a class="struct" href="../../core/iter/struct.FlatMap.html" title="struct core::iter::FlatMap">FlatMap</a><Self, U, F> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> U: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> U, </span></code></span></h4> <div class='docblock'><p>Creates an iterator that works like map, but flattens nested structure. <a href="../../core/iter/trait.Iterator.html#method.flat_map">Read more</a></p> </div><h4 id='method.fuse' class="method"><span id='fuse.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.fuse' class='fnname'>fuse</a>(self) -> <a class="struct" href="../../core/iter/struct.Fuse.html" title="struct core::iter::Fuse">Fuse</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code></span></h4> <div class='docblock'><p>Creates an iterator which ends after the first [<code>None</code>]. <a href="../../core/iter/trait.Iterator.html#method.fuse">Read more</a></p> </div><h4 id='method.inspect' class="method"><span id='inspect.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.inspect' class='fnname'>inspect</a><F>(self, f: F) -> <a class="struct" href="../../core/iter/struct.Inspect.html" title="struct core::iter::Inspect">Inspect</a><Self, F> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>), </span></code></span></h4> <div class='docblock'><p>Do something with each element of an iterator, passing the value on. <a href="../../core/iter/trait.Iterator.html#method.inspect">Read more</a></p> </div><h4 id='method.by_ref' class="method"><span id='by_ref.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.by_ref' class='fnname'>by_ref</a>(&mut self) -> &mut Self <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code></span></h4> <div class='docblock'><p>Borrows an iterator, rather than consuming it. <a href="../../core/iter/trait.Iterator.html#method.by_ref">Read more</a></p> </div><h4 id='method.collect' class="method"><span id='collect.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.collect' class='fnname'>collect</a><B: <a class="trait" href="../../core/iter/trait.FromIterator.html" title="trait core::iter::FromIterator">FromIterator</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>>>(self) -> B <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code></span></h4> <div class='docblock'><p>Transforms an iterator into a collection. <a href="../../core/iter/trait.Iterator.html#method.collect">Read more</a></p> </div><h4 id='method.partition' class="method"><span id='partition.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.partition' class='fnname'>partition</a><B, F>(self, f: F) -> (B, B) <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> B: <a class="trait" href="../../core/default/trait.Default.html" title="trait core::default::Default">Default</a> + <a class="trait" href="../../core/iter/trait.Extend.html" title="trait core::iter::Extend">Extend</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='docblock'><p>Consumes an iterator, creating two collections from it. <a href="../../core/iter/trait.Iterator.html#method.partition">Read more</a></p> </div><h4 id='method.fold' class="method"><span id='fold.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.fold' class='fnname'>fold</a><B, F>(self, init: B, f: F) -> B <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(B, Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> B, </span></code></span></h4> <div class='docblock'><p>An iterator adaptor that applies a function, producing a single, final value. <a href="../../core/iter/trait.Iterator.html#method.fold">Read more</a></p> </div><h4 id='method.max' class="method"><span id='max.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.max' class='fnname'>max</a>(self) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.Ord.html" title="trait core::cmp::Ord">Ord</a>, </span></code></span></h4> <div class='docblock'><p>Returns the maximum element of an iterator. <a href="../../core/iter/trait.Iterator.html#method.max">Read more</a></p> </div><h4 id='method.min' class="method"><span id='min.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.min' class='fnname'>min</a>(self) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.Ord.html" title="trait core::cmp::Ord">Ord</a>, </span></code></span></h4> <div class='docblock'><p>Returns the minimum element of an iterator. <a href="../../core/iter/trait.Iterator.html#method.min">Read more</a></p> </div><h4 id='method.max_by_key' class="method"><span id='max_by_key.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.max_by_key' class='fnname'>max_by_key</a><B: <a class="trait" href="../../core/cmp/trait.Ord.html" title="trait core::cmp::Ord">Ord</a>, F>(self, f: F) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> B, </span></code><div class='since' title='Stable since Rust version 1.6.0'>1.6.0</div></span></h4> <div class='docblock'><p>Returns the element that gives the maximum value from the specified function. <a href="../../core/iter/trait.Iterator.html#method.max_by_key">Read more</a></p> </div><h4 id='method.max_by' class="method"><span id='max_by.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.max_by' class='fnname'>max_by</a><F>(self, compare: F) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>, &Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> <a class="enum" href="../../core/cmp/enum.Ordering.html" title="enum core::cmp::Ordering">Ordering</a>, </span></code><div class='since' title='Stable since Rust version 1.15.0'>1.15.0</div></span></h4> <div class='docblock'><p>Returns the element that gives the maximum value with respect to the specified comparison function. <a href="../../core/iter/trait.Iterator.html#method.max_by">Read more</a></p> </div><h4 id='method.min_by_key' class="method"><span id='min_by_key.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.min_by_key' class='fnname'>min_by_key</a><B: <a class="trait" href="../../core/cmp/trait.Ord.html" title="trait core::cmp::Ord">Ord</a>, F>(self, f: F) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> B, </span></code><div class='since' title='Stable since Rust version 1.6.0'>1.6.0</div></span></h4> <div class='docblock'><p>Returns the element that gives the minimum value from the specified function. <a href="../../core/iter/trait.Iterator.html#method.min_by_key">Read more</a></p> </div><h4 id='method.min_by' class="method"><span id='min_by.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.min_by' class='fnname'>min_by</a><F>(self, compare: F) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>, &Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> <a class="enum" href="../../core/cmp/enum.Ordering.html" title="enum core::cmp::Ordering">Ordering</a>, </span></code><div class='since' title='Stable since Rust version 1.15.0'>1.15.0</div></span></h4> <div class='docblock'><p>Returns the element that gives the minimum value with respect to the specified comparison function. <a href="../../core/iter/trait.Iterator.html#method.min_by">Read more</a></p> </div><h4 id='method.rev' class="method"><span id='rev.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.rev' class='fnname'>rev</a>(self) -> <a class="struct" href="../../core/iter/struct.Rev.html" title="struct core::iter::Rev">Rev</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> + <a class="trait" href="../../core/iter/trait.DoubleEndedIterator.html" title="trait core::iter::DoubleEndedIterator">DoubleEndedIterator</a>, </span></code></span></h4> <div class='docblock'><p>Reverses an iterator's direction. <a href="../../core/iter/trait.Iterator.html#method.rev">Read more</a></p> </div><h4 id='method.unzip' class="method"><span id='unzip.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.unzip' class='fnname'>unzip</a><A, B, FromA, FromB>(self) -> (FromA, FromB) <span class="where fmt-newline">where<br> FromA: <a class="trait" href="../../core/default/trait.Default.html" title="trait core::default::Default">Default</a> + <a class="trait" href="../../core/iter/trait.Extend.html" title="trait core::iter::Extend">Extend</a><A>,<br> FromB: <a class="trait" href="../../core/default/trait.Default.html" title="trait core::default::Default">Default</a> + <a class="trait" href="../../core/iter/trait.Extend.html" title="trait core::iter::Extend">Extend</a><B>,<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> + <a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Iterator</a><Item = (A, B)>, </span></code></span></h4> <div class='docblock'><p>Converts an iterator of pairs into a pair of containers. <a href="../../core/iter/trait.Iterator.html#method.unzip">Read more</a></p> </div><h4 id='method.cloned' class="method"><span id='cloned.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.cloned' class='fnname'>cloned</a><'a, T: 'a>(self) -> <a class="struct" href="../../core/iter/struct.Cloned.html" title="struct core::iter::Cloned">Cloned</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> + <a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Iterator</a><Item = &'a T>,<br> T: <a class="trait" href="../../core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>, </span></code></span></h4> <div class='docblock'><p>Creates an iterator which [<code>clone</code>]s all of its elements. <a href="../../core/iter/trait.Iterator.html#method.cloned">Read more</a></p> </div><h4 id='method.cycle' class="method"><span id='cycle.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.cycle' class='fnname'>cycle</a>(self) -> <a class="struct" href="../../core/iter/struct.Cycle.html" title="struct core::iter::Cycle">Cycle</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> + <a class="trait" href="../../core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>, </span></code></span></h4> <div class='docblock'><p>Repeats an iterator endlessly. <a href="../../core/iter/trait.Iterator.html#method.cycle">Read more</a></p> </div><h4 id='method.sum' class="method"><span id='sum.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.sum' class='fnname'>sum</a><S>(self) -> S <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> S: <a class="trait" href="../../core/iter/trait.Sum.html" title="trait core::iter::Sum">Sum</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>>, </span></code><div class='since' title='Stable since Rust version 1.11.0'>1.11.0</div></span></h4> <div class='docblock'><p>Sums the elements of an iterator. <a href="../../core/iter/trait.Iterator.html#method.sum">Read more</a></p> </div><h4 id='method.product' class="method"><span id='product.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.product' class='fnname'>product</a><P>(self) -> P <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,<br> P: <a class="trait" href="../../core/iter/trait.Product.html" title="trait core::iter::Product">Product</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>>, </span></code><div class='since' title='Stable since Rust version 1.11.0'>1.11.0</div></span></h4> <div class='docblock'><p>Iterates over the entire iterator, multiplying all the elements <a href="../../core/iter/trait.Iterator.html#method.product">Read more</a></p> </div><h4 id='method.cmp' class="method"><span id='cmp.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.cmp' class='fnname'>cmp</a><I>(self, other: I) -> <a class="enum" href="../../core/cmp/enum.Ordering.html" title="enum core::cmp::Ordering">Ordering</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a><Item = Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.Ord.html" title="trait core::cmp::Ord">Ord</a>,<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div></span></h4> <div class='docblock'><p>Lexicographically compares the elements of this <code>Iterator</code> with those of another. <a href="../../core/iter/trait.Iterator.html#method.cmp">Read more</a></p> </div><h4 id='method.partial_cmp' class="method"><span id='partial_cmp.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.partial_cmp' class='fnname'>partial_cmp</a><I>(self, other: I) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="enum" href="../../core/cmp/enum.Ordering.html" title="enum core::cmp::Ordering">Ordering</a>> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.PartialOrd.html" title="trait core::cmp::PartialOrd">PartialOrd</a><I::<a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">Item</a>>,<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div></span></h4> <div class='docblock'><p>Lexicographically compares the elements of this <code>Iterator</code> with those of another. <a href="../../core/iter/trait.Iterator.html#method.partial_cmp">Read more</a></p> </div><h4 id='method.eq' class="method"><span id='eq.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.eq' class='fnname'>eq</a><I>(self, other: I) -> bool <span class="where fmt-newline">where<br> I: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a><I::<a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">Item</a>>,<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div></span></h4> <div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are equal to those of another. <a href="../../core/iter/trait.Iterator.html#method.eq">Read more</a></p> </div><h4 id='method.ne' class="method"><span id='ne.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.ne' class='fnname'>ne</a><I>(self, other: I) -> bool <span class="where fmt-newline">where<br> I: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a><I::<a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">Item</a>>,<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div></span></h4> <div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are unequal to those of another. <a href="../../core/iter/trait.Iterator.html#method.ne">Read more</a></p> </div><h4 id='method.lt' class="method"><span id='lt.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.lt' class='fnname'>lt</a><I>(self, other: I) -> bool <span class="where fmt-newline">where<br> I: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.PartialOrd.html" title="trait core::cmp::PartialOrd">PartialOrd</a><I::<a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">Item</a>>,<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div></span></h4> <div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are lexicographically less than those of another. <a href="../../core/iter/trait.Iterator.html#method.lt">Read more</a></p> </div><h4 id='method.le' class="method"><span id='le.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.le' class='fnname'>le</a><I>(self, other: I) -> bool <span class="where fmt-newline">where<br> I: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.PartialOrd.html" title="trait core::cmp::PartialOrd">PartialOrd</a><I::<a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">Item</a>>,<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div></span></h4> <div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are lexicographically less or equal to those of another. <a href="../../core/iter/trait.Iterator.html#method.le">Read more</a></p> </div><h4 id='method.gt' class="method"><span id='gt.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.gt' class='fnname'>gt</a><I>(self, other: I) -> bool <span class="where fmt-newline">where<br> I: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.PartialOrd.html" title="trait core::cmp::PartialOrd">PartialOrd</a><I::<a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">Item</a>>,<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div></span></h4> <div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are lexicographically greater than those of another. <a href="../../core/iter/trait.Iterator.html#method.gt">Read more</a></p> </div><h4 id='method.ge' class="method"><span id='ge.v' class='invisible'><code>fn <a href='../../core/iter/trait.Iterator.html#method.ge' class='fnname'>ge</a><I>(self, other: I) -> bool <span class="where fmt-newline">where<br> I: <a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>: <a class="trait" href="../../core/cmp/trait.PartialOrd.html" title="trait core::cmp::PartialOrd">PartialOrd</a><I::<a class="trait" href="../../core/iter/trait.IntoIterator.html" title="trait core::iter::IntoIterator">Item</a>>,<br> Self: <a class="trait" href="../../core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div></span></h4> <div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are lexicographically greater than or equal to those of another. <a href="../../core/iter/trait.Iterator.html#method.ge">Read more</a></p> </div></div><h3 class='impl'><span class='in-band'><code>impl<'a, T> <a class="trait" href="../../core/iter/trait.DoubleEndedIterator.html" title="trait core::iter::DoubleEndedIterator">DoubleEndedIterator</a> for <a class="struct" href="../../core/slice/struct.IterMut.html" title="struct core::slice::IterMut">IterMut</a><'a, T></code></span><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/slice/mod.rs.html#1227-1256' title='goto source code'>[src]</a></span></h3> <div class='impl-items'><h4 id='method.next_back' class="method"><span id='next_back.v' class='invisible'><code>fn <a href='../../core/iter/trait.DoubleEndedIterator.html#tymethod.next_back' class='fnname'>next_back</a>(&mut self) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><&'a mut T></code></span></h4> <div class='docblock'><p>Removes and returns an element from the end of the iterator. <a href="../../core/iter/trait.DoubleEndedIterator.html#tymethod.next_back">Read more</a></p> </div><h4 id='method.rfind' class="method"><span id='rfind.v' class='invisible'><code>fn <a href='../../core/iter/trait.DoubleEndedIterator.html#method.rfind' class='fnname'>rfind</a><F>(&mut self, predicate: F) -> <a class="enum" href="../../core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../core/ops/trait.FnMut.html" title="trait core::ops::FnMut">FnMut</a>(&Self::<a class="trait" href="../../core/iter/trait.Iterator.html" title="trait core::iter::Iterator">Item</a>) -> bool, </span></code></span></h4> <div class='stability'><div class='stab unstable'><span class=microscope>🔬</span> This is a nightly-only experimental API. (<code>iter_rfind </code><a href="https://github.com/rust-lang/rust/issues/39480">#39480</a>)</div></div><div class='docblock'><p>Searches for an element of an iterator from the right that satisfies a predicate. <a href="../../core/iter/trait.DoubleEndedIterator.html#method.rfind">Read more</a></p> </div></div><h3 class='impl'><span class='in-band'><code>impl<'a, T> <a class="trait" href="../../core/iter/trait.ExactSizeIterator.html" title="trait core::iter::ExactSizeIterator">ExactSizeIterator</a> for <a class="struct" href="../../core/slice/struct.IterMut.html" title="struct core::slice::IterMut">IterMut</a><'a, T></code></span><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/slice/mod.rs.html#1565-1569' title='goto source code'>[src]</a></span></h3> <div class='impl-items'><h4 id='method.is_empty' class="method"><span id='is_empty.v' class='invisible'><code>fn <a href='../../core/iter/trait.ExactSizeIterator.html#method.is_empty' class='fnname'>is_empty</a>(&self) -> bool</code></span></h4> <div class='stability'><div class='stab unstable'><span class=microscope>🔬</span> This is a nightly-only experimental API. (<code>exact_size_is_empty </code><a href="https://github.com/rust-lang/rust/issues/35428">#35428</a>)</div></div><div class='docblock'><p>Returns whether the iterator is empty. <a href="../../core/iter/trait.ExactSizeIterator.html#method.is_empty">Read more</a></p> </div><h4 id='method.len' class="method"><span id='len.v' class='invisible'><code>fn <a href='../../core/iter/trait.ExactSizeIterator.html#method.len' class='fnname'>len</a>(&self) -> usize</code></span></h4> <div class='docblock'><p>Returns the exact number of times the iterator will iterate. <a href="../../core/iter/trait.ExactSizeIterator.html#method.len">Read more</a></p> </div></div><h3 class='impl'><span class='in-band'><code>impl<'a, T> <a class="trait" href="../../core/iter/trait.FusedIterator.html" title="trait core::iter::FusedIterator">FusedIterator</a> for <a class="struct" href="../../core/slice/struct.IterMut.html" title="struct core::slice::IterMut">IterMut</a><'a, T></code></span><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/slice/mod.rs.html#1572' title='goto source code'>[src]</a></span></h3> <div class='impl-items'></div><h3 class='impl'><span class='in-band'><code>impl<'a, T> <a class="trait" href="../../core/iter/trait.TrustedLen.html" title="trait core::iter::TrustedLen">TrustedLen</a> for <a class="struct" href="../../core/slice/struct.IterMut.html" title="struct core::slice::IterMut">IterMut</a><'a, T></code></span><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/slice/mod.rs.html#1575' title='goto source code'>[src]</a></span></h3> <div class='impl-items'></div></section> <section id='search' class="content hidden"></section> <section class="footer"></section> <aside id="help" class="hidden"> <div> <h1 class="hidden">Help</h1> <div class="shortcuts"> <h2>Keyboard Shortcuts</h2> <dl> <dt>?</dt> <dd>Show this help dialog</dd> <dt>S</dt> <dd>Focus the search field</dd> <dt>⇤</dt> <dd>Move up in search results</dd> <dt>⇥</dt> <dd>Move down in search results</dd> <dt>⏎</dt> <dd>Go to active search result</dd> <dt>+</dt> <dd>Collapse/expand all sections</dd> </dl> </div> <div class="infos"> <h2>Search Tricks</h2> <p> Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type. </p> <p> Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>. </p> <p> Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>) </p> </div> </div> </aside> <script> window.rootPath = "../../"; window.currentCrate = "core"; </script> <script src="../../main.js"></script> <script defer src="../../search-index.js"></script> </body> </html>