<!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 `Args` struct in crate `std`."><meta name="keywords" content="rust, rustlang, rust-lang, Args"><title>std::env::Args - Rust</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script><link rel="shortcut icon" href="https://doc.rust-lang.org/favicon.ico"></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../../std/index.html'><img src='https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png' alt='logo' width='100'></a><p class='location'>Struct Args</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Send">!Send</a><a href="#impl-Sync">!Sync</a><a href="#impl-Iterator">Iterator</a><a href="#impl-ExactSizeIterator">ExactSizeIterator</a><a href="#impl-DoubleEndedIterator">DoubleEndedIterator</a><a href="#impl-Debug">Debug</a></div></div><p class='location'><a href='../index.html'>std</a>::<wbr><a href='index.html'>env</a></p><script>window.sidebarCurrent = {name: 'Args', ty: 'struct', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='in-band'>Struct <a href='../index.html'>std</a>::<wbr><a href='index.html'>env</a>::<wbr><a class="struct" href=''>Args</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/std/env.rs.html#662' title='goto source code'>[src]</a></span></h1><div class="docblock type-decl"><pre class='rust struct'>pub struct Args { /* fields omitted */ }</pre></div><div class='docblock'><p>An iterator over the arguments of a process, yielding a <a href="../string/struct.String.html"><code>String</code></a> value for
each argument.</p>
<p>This struct is created by the <a href="./fn.args.html"><code>std::env::args</code></a> function. See its
documentation for more.</p>
<p>The first element is traditionally the path of the executable, but it can be
set to arbitrary text, and may not even exist. This means this property
should not be relied upon for security purposes.</p>
</div>
<h2 id='implementations' class='small-section-header'>
Trait Implementations<a href='#implementations' class='anchor'></a>
</h2>
<div id='implementations-list'><h3 id='impl-Send' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl !<a class="trait" href="../../std/marker/trait.Send.html" title="trait std::marker::Send">Send</a> for <a class="struct" href="../../std/env/struct.Args.html" title="struct std::env::Args">Args</a></code><a href='#impl-Send' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.26.0'>1.26.0</div><a class='srclink' href='../../src/std/env.rs.html#736' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'></div><h3 id='impl-Sync' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl !<a class="trait" href="../../std/marker/trait.Sync.html" title="trait std::marker::Sync">Sync</a> for <a class="struct" href="../../std/env/struct.Args.html" title="struct std::env::Args">Args</a></code><a href='#impl-Sync' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.26.0'>1.26.0</div><a class='srclink' href='../../src/std/env.rs.html#739' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'></div><h3 id='impl-Iterator' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/env/struct.Args.html" title="struct std::env::Args">Args</a></code><a href='#impl-Iterator' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/std/env.rs.html#742-748' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='associatedtype.Item' class="type"><span id='Item.t' class='invisible'><code>type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <a class="struct" href="../../std/string/struct.String.html" title="struct std::string::String">String</a></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'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#tymethod.next' class='fnname'>next</a>(&mut self) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="struct" href="../../std/string/struct.String.html" title="struct std::string::String">String</a>></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/std/env.rs.html#744-746' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Advances the iterator and returns the next value. <a href="../../std/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'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.size_hint' class='fnname'>size_hint</a>(&self) -> <a class="primitive" href="../primitive.tuple.html">(</a><a class="primitive" href="../primitive.usize.html">usize</a>, <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="primitive" href="../primitive.usize.html">usize</a>><a class="primitive" href="../primitive.tuple.html">)</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/std/env.rs.html#747' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the bounds on the remaining length of the iterator. <a href="../../std/iter/trait.Iterator.html#method.size_hint">Read more</a></p>
</div><h4 id='method.count' class="method"><span id='count.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.count' class='fnname'>count</a>(self) -> <a class="primitive" href="../primitive.usize.html">usize</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#188-191' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Consumes the iterator, counting the number of iterations and returning it. <a href="../../std/iter/trait.Iterator.html#method.count">Read more</a></p>
</div><h4 id='method.last' class="method"><span id='last.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.last' class='fnname'>last</a>(self) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#214-218' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Consumes the iterator, returning the last element. <a href="../../std/iter/trait.Iterator.html#method.last">Read more</a></p>
</div><h4 id='method.nth' class="method"><span id='nth.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.nth' class='fnname'>nth</a>(&mut self, n: <a class="primitive" href="../primitive.usize.html">usize</a>) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#263-269' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the <code>n</code>th element of the iterator. <a href="../../std/iter/trait.Iterator.html#method.nth">Read more</a></p>
</div><h4 id='method.step_by' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.StepBy.html" title="struct std::iter::StepBy">StepBy</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.StepBy.html" title="struct std::iter::StepBy">StepBy</a><I></h3><code class="content"><span class="where fmt-newline">impl<I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.StepBy.html" title="struct std::iter::StepBy">StepBy</a><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></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='step_by.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.step_by' class='fnname'>step_by</a>(self, step: <a class="primitive" href="../primitive.usize.html">usize</a>) -> <a class="struct" href="../../std/iter/struct.StepBy.html" title="struct std::iter::StepBy">StepBy</a><Self></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.28.0'>1.28.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#317-320' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator starting at the same point, but stepping by the given amount at each iteration. <a href="../../std/iter/trait.Iterator.html#method.step_by">Read more</a></p>
</div><h4 id='method.chain' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Chain.html" title="struct std::iter::Chain">Chain</a><A, B></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Chain.html" title="struct std::iter::Chain">Chain</a><A, B></h3><code class="content"><span class="where fmt-newline">impl<A, B> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Chain.html" title="struct std::iter::Chain">Chain</a><A, B> <span class="where fmt-newline">where<br> A: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>,<br> B: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a><Item = <A as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <A as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='chain.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.chain' class='fnname'>chain</a><U>(self, other: U) -> <a class="struct" href="../../std/iter/struct.Chain.html" title="struct std::iter::Chain">Chain</a><Self, <U as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.IntoIter" title="type std::iter::IntoIterator::IntoIter">IntoIter</a>> <span class="where fmt-newline">where<br> U: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a><Item = Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#373-377' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Takes two iterators and creates a new iterator over both in sequence. <a href="../../std/iter/trait.Iterator.html#method.chain">Read more</a></p>
</div><h4 id='method.zip' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Zip.html" title="struct std::iter::Zip">Zip</a><A, B></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Zip.html" title="struct std::iter::Zip">Zip</a><A, B></h3><code class="content"><span class="where fmt-newline">impl<A, B> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Zip.html" title="struct std::iter::Zip">Zip</a><A, B> <span class="where fmt-newline">where<br> A: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>,<br> B: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <a class="primitive" href="../primitive.tuple.html">(</a><A as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>, <B as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a><a class="primitive" href="../primitive.tuple.html">)</a>;</span></code></div></div><span id='zip.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.zip' class='fnname'>zip</a><U>(self, other: U) -> <a class="struct" href="../../std/iter/struct.Zip.html" title="struct std::iter::Zip">Zip</a><Self, <U as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.IntoIter" title="type std::iter::IntoIterator::IntoIter">IntoIter</a>> <span class="where fmt-newline">where<br> U: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#449-453' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>'Zips up' two iterators into a single iterator of pairs. <a href="../../std/iter/trait.Iterator.html#method.zip">Read more</a></p>
</div><h4 id='method.map' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Map.html" title="struct std::iter::Map">Map</a><I, F></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Map.html" title="struct std::iter::Map">Map</a><I, F></h3><code class="content"><span class="where fmt-newline">impl<B, I, F> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Map.html" title="struct std::iter::Map">Map</a><I, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(<I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> B,<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = B;</span></code></div></div><span id='map.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.map' class='fnname'>map</a><B, F>(self, f: F) -> <a class="struct" href="../../std/iter/struct.Map.html" title="struct std::iter::Map">Map</a><Self, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> B, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#505-509' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Takes a closure and creates an iterator which calls that closure on each element. <a href="../../std/iter/trait.Iterator.html#method.map">Read more</a></p>
</div><h4 id='method.for_each' class="method"><span id='for_each.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.for_each' class='fnname'>for_each</a><F>(self, f: F) <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>), </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.21.0'>1.21.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#548-552' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Calls a closure on each element of an iterator. <a href="../../std/iter/trait.Iterator.html#method.for_each">Read more</a></p>
</div><h4 id='method.filter' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Filter.html" title="struct std::iter::Filter">Filter</a><I, P></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Filter.html" title="struct std::iter::Filter">Filter</a><I, P></h3><code class="content"><span class="where fmt-newline">impl<I, P> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Filter.html" title="struct std::iter::Filter">Filter</a><I, P> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>,<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&<I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='filter.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.filter' class='fnname'>filter</a><P>(self, predicate: P) -> <a class="struct" href="../../std/iter/struct.Filter.html" title="struct std::iter::Filter">Filter</a><Self, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#616-620' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator which uses a closure to determine if an element should be yielded. <a href="../../std/iter/trait.Iterator.html#method.filter">Read more</a></p>
</div><h4 id='method.filter_map' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.FilterMap.html" title="struct std::iter::FilterMap">FilterMap</a><I, F></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.FilterMap.html" title="struct std::iter::FilterMap">FilterMap</a><I, F></h3><code class="content"><span class="where fmt-newline">impl<B, I, F> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.FilterMap.html" title="struct std::iter::FilterMap">FilterMap</a><I, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(<I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><B>,<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = B;</span></code></div></div><span id='filter_map.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.filter_map' class='fnname'>filter_map</a><B, F>(self, f: F) -> <a class="struct" href="../../std/iter/struct.FilterMap.html" title="struct std::iter::FilterMap">FilterMap</a><Self, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><B>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#673-677' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator that both filters and maps. <a href="../../std/iter/trait.Iterator.html#method.filter_map">Read more</a></p>
</div><h4 id='method.enumerate' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Enumerate.html" title="struct std::iter::Enumerate">Enumerate</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Enumerate.html" title="struct std::iter::Enumerate">Enumerate</a><I></h3><code class="content"><span class="where fmt-newline">impl<I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Enumerate.html" title="struct std::iter::Enumerate">Enumerate</a><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></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <a class="primitive" href="../primitive.tuple.html">(</a><a class="primitive" href="../primitive.usize.html">usize</a>, <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a><a class="primitive" href="../primitive.tuple.html">)</a>;</span></code></div></div><span id='enumerate.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.enumerate' class='fnname'>enumerate</a>(self) -> <a class="struct" href="../../std/iter/struct.Enumerate.html" title="struct std::iter::Enumerate">Enumerate</a><Self></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#719-721' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator which gives the current iteration count as well as the next value. <a href="../../std/iter/trait.Iterator.html#method.enumerate">Read more</a></p>
</div><h4 id='method.peekable' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Peekable.html" title="struct std::iter::Peekable">Peekable</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Peekable.html" title="struct std::iter::Peekable">Peekable</a><I></h3><code class="content"><span class="where fmt-newline">impl<I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Peekable.html" title="struct std::iter::Peekable">Peekable</a><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></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='peekable.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.peekable' class='fnname'>peekable</a>(self) -> <a class="struct" href="../../std/iter/struct.Peekable.html" title="struct std::iter::Peekable">Peekable</a><Self></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#765-767' title='goto source code'>[src]</a></td></tr></tbody></table></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="../../std/iter/trait.Iterator.html#method.peekable">Read more</a></p>
</div><h4 id='method.skip_while' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.SkipWhile.html" title="struct std::iter::SkipWhile">SkipWhile</a><I, P></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.SkipWhile.html" title="struct std::iter::SkipWhile">SkipWhile</a><I, P></h3><code class="content"><span class="where fmt-newline">impl<I, P> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.SkipWhile.html" title="struct std::iter::SkipWhile">SkipWhile</a><I, P> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>,<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&<I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='skip_while.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.skip_while' class='fnname'>skip_while</a><P>(self, predicate: P) -> <a class="struct" href="../../std/iter/struct.SkipWhile.html" title="struct std::iter::SkipWhile">SkipWhile</a><Self, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#826-830' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator that [<code>skip</code>]s elements based on a predicate. <a href="../../std/iter/trait.Iterator.html#method.skip_while">Read more</a></p>
</div><h4 id='method.take_while' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.TakeWhile.html" title="struct std::iter::TakeWhile">TakeWhile</a><I, P></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.TakeWhile.html" title="struct std::iter::TakeWhile">TakeWhile</a><I, P></h3><code class="content"><span class="where fmt-newline">impl<I, P> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.TakeWhile.html" title="struct std::iter::TakeWhile">TakeWhile</a><I, P> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>,<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&<I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='take_while.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.take_while' class='fnname'>take_while</a><P>(self, predicate: P) -> <a class="struct" href="../../std/iter/struct.TakeWhile.html" title="struct std::iter::TakeWhile">TakeWhile</a><Self, P> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#906-910' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator that yields elements based on a predicate. <a href="../../std/iter/trait.Iterator.html#method.take_while">Read more</a></p>
</div><h4 id='method.skip' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Skip.html" title="struct std::iter::Skip">Skip</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Skip.html" title="struct std::iter::Skip">Skip</a><I></h3><code class="content"><span class="where fmt-newline">impl<I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Skip.html" title="struct std::iter::Skip">Skip</a><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></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='skip.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.skip' class='fnname'>skip</a>(self, n: <a class="primitive" href="../primitive.usize.html">usize</a>) -> <a class="struct" href="../../std/iter/struct.Skip.html" title="struct std::iter::Skip">Skip</a><Self></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#930-932' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator that skips the first <code>n</code> elements. <a href="../../std/iter/trait.Iterator.html#method.skip">Read more</a></p>
</div><h4 id='method.take' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Take.html" title="struct std::iter::Take">Take</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Take.html" title="struct std::iter::Take">Take</a><I></h3><code class="content"><span class="where fmt-newline">impl<I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Take.html" title="struct std::iter::Take">Take</a><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></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='take.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.take' class='fnname'>take</a>(self, n: <a class="primitive" href="../primitive.usize.html">usize</a>) -> <a class="struct" href="../../std/iter/struct.Take.html" title="struct std::iter::Take">Take</a><Self></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#962-964' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator that yields its first <code>n</code> elements. <a href="../../std/iter/trait.Iterator.html#method.take">Read more</a></p>
</div><h4 id='method.scan' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Scan.html" title="struct std::iter::Scan">Scan</a><I, St, F></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Scan.html" title="struct std::iter::Scan">Scan</a><I, St, F></h3><code class="content"><span class="where fmt-newline">impl<B, I, St, F> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Scan.html" title="struct std::iter::Scan">Scan</a><I, St, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(<a class="primitive" href="../primitive.reference.html">&mut </a>St, <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><B>,<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = B;</span></code></div></div><span id='scan.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.scan' class='fnname'>scan</a><St, B, F>(self, initial_state: St, f: F) -> <a class="struct" href="../../std/iter/struct.Scan.html" title="struct std::iter::Scan">Scan</a><Self, St, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(<a class="primitive" href="../primitive.reference.html">&mut </a>St, Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><B>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1005-1009' title='goto source code'>[src]</a></td></tr></tbody></table></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="../../std/iter/trait.Iterator.html#method.scan">Read more</a></p>
</div><h4 id='method.flat_map' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.FlatMap.html" title="struct std::iter::FlatMap">FlatMap</a><I, U, F></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.FlatMap.html" title="struct std::iter::FlatMap">FlatMap</a><I, U, F></h3><code class="content"><span class="where fmt-newline">impl<I, U, F> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.FlatMap.html" title="struct std::iter::FlatMap">FlatMap</a><I, U, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(<I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> U,<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>,<br> U: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <U as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.Item" title="type std::iter::IntoIterator::Item">Item</a>;</span></code></div></div><span id='flat_map.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.flat_map' class='fnname'>flat_map</a><U, F>(self, f: F) -> <a class="struct" href="../../std/iter/struct.FlatMap.html" title="struct std::iter::FlatMap">FlatMap</a><Self, U, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> U,<br> U: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1043-1047' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator that works like map, but flattens nested structure. <a href="../../std/iter/trait.Iterator.html#method.flat_map">Read more</a></p>
</div><h4 id='method.flatten' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Flatten.html" title="struct std::iter::Flatten">Flatten</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Flatten.html" title="struct std::iter::Flatten">Flatten</a><I></h3><code class="content"><span class="where fmt-newline">impl<I, U> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Flatten.html" title="struct std::iter::Flatten">Flatten</a><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>,<br> U: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>,<br> <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>,<br> <<I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a> as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.IntoIter" title="type std::iter::IntoIterator::IntoIter">IntoIter</a> == U,<br> <<I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a> as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.Item" title="type std::iter::IntoIterator::Item">Item</a> == <U as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <U as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='flatten.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.flatten' class='fnname'>flatten</a>(self) -> <a class="struct" href="../../std/iter/struct.Flatten.html" title="struct std::iter::Flatten">Flatten</a><Self> <span class="where fmt-newline">where<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1118-1121' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='stability'><div class='stab unstable'><span class=microscope>🔬</span> This is a nightly-only experimental API. (<code>iterator_flatten </code><a href="https://github.com/rust-lang/rust/issues/48213">#48213</a>)</div></div><div class='docblock'><p>Creates an iterator that flattens nested structure. <a href="../../std/iter/trait.Iterator.html#method.flatten">Read more</a></p>
</div><h4 id='method.fuse' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Fuse.html" title="struct std::iter::Fuse">Fuse</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Fuse.html" title="struct std::iter::Fuse">Fuse</a><I></h3><code class="content"><span class="where fmt-newline">impl<I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Fuse.html" title="struct std::iter::Fuse">Fuse</a><I> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.FusedIterator.html" title="trait std::iter::FusedIterator">FusedIterator</a>, </span></span><span class="where fmt-newline">impl<I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Fuse.html" title="struct std::iter::Fuse">Fuse</a><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></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='fuse.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.fuse' class='fnname'>fuse</a>(self) -> <a class="struct" href="../../std/iter/struct.Fuse.html" title="struct std::iter::Fuse">Fuse</a><Self></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1179-1181' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator which ends after the first [<code>None</code>]. <a href="../../std/iter/trait.Iterator.html#method.fuse">Read more</a></p>
</div><h4 id='method.inspect' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Inspect.html" title="struct std::iter::Inspect">Inspect</a><I, F></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Inspect.html" title="struct std::iter::Inspect">Inspect</a><I, F></h3><code class="content"><span class="where fmt-newline">impl<I, F> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Inspect.html" title="struct std::iter::Inspect">Inspect</a><I, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&<I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>),<br> I: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='inspect.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.inspect' class='fnname'>inspect</a><F>(self, f: F) -> <a class="struct" href="../../std/iter/struct.Inspect.html" title="struct std::iter::Inspect">Inspect</a><Self, F> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>), </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1260-1264' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Do something with each element of an iterator, passing the value on. <a href="../../std/iter/trait.Iterator.html#method.inspect">Read more</a></p>
</div><h4 id='method.by_ref' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="primitive" href="../primitive.reference.html">&'a mut </a>I</span></div><div class="content hidden"><h3 class="important">Important traits for <a class="primitive" href="../primitive.reference.html">&'a mut </a>I</h3><code class="content"><span class="where fmt-newline">impl<'a, I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="primitive" href="../primitive.reference.html">&'a mut </a>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> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span><span class="where fmt-newline">impl<'a, R: <a class="trait" href="../../std/io/trait.Read.html" title="trait std::io::Read">Read</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>> <a class="trait" href="../../std/io/trait.Read.html" title="trait std::io::Read">Read</a> for <a class="primitive" href="../primitive.reference.html">&'a mut </a>R</span><span class="where fmt-newline">impl<'a, W: <a class="trait" href="../../std/io/trait.Write.html" title="trait std::io::Write">Write</a> + ?<a class="trait" href="../../std/marker/trait.Sized.html" title="trait std::marker::Sized">Sized</a>> <a class="trait" href="../../std/io/trait.Write.html" title="trait std::io::Write">Write</a> for <a class="primitive" href="../primitive.reference.html">&'a mut </a>W</span></code></div></div><span id='by_ref.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.by_ref' class='fnname'>by_ref</a>(&mut self) -> <a class="primitive" href="../primitive.reference.html">&mut </a>Self</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1303' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Borrows an iterator, rather than consuming it. <a href="../../std/iter/trait.Iterator.html#method.by_ref">Read more</a></p>
</div><h4 id='method.collect' class="method"><span id='collect.v' class='invisible'><table class='table-display'><tbody><tr><td><code><div class="docblock attributes">#[must_use = "if you really need to exhaust the iterator, consider `.for_each(drop)` instead"]
</div>fn <a href='../../std/iter/trait.Iterator.html#method.collect' class='fnname'>collect</a><B>(self) -> B <span class="where fmt-newline">where<br> B: <a class="trait" href="../../std/iter/trait.FromIterator.html" title="trait std::iter::FromIterator">FromIterator</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1418-1420' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Transforms an iterator into a collection. <a href="../../std/iter/trait.Iterator.html#method.collect">Read more</a></p>
</div><h4 id='method.partition' class="method"><span id='partition.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.partition' class='fnname'>partition</a><B, F>(self, f: F) -> <a class="primitive" href="../primitive.tuple.html">(</a>B, B<a class="primitive" href="../primitive.tuple.html">)</a> <span class="where fmt-newline">where<br> B: <a class="trait" href="../../std/default/trait.Default.html" title="trait std::default::Default">Default</a> + <a class="trait" href="../../std/iter/trait.Extend.html" title="trait std::iter::Extend">Extend</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>>,<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1443-1460' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Consumes an iterator, creating two collections from it. <a href="../../std/iter/trait.Iterator.html#method.partition">Read more</a></p>
</div><h4 id='method.try_fold' class="method"><span id='try_fold.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.try_fold' class='fnname'>try_fold</a><B, F, R>(&mut self, init: B, f: F) -> R <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(B, Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> R,<br> R: <a class="trait" href="../../std/ops/trait.Try.html" title="trait std::ops::Try">Try</a><Ok = B>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.27.0'>1.27.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1521-1529' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>An iterator method that applies a function as long as it returns successfully, producing a single, final value. <a href="../../std/iter/trait.Iterator.html#method.try_fold">Read more</a></p>
</div><h4 id='method.try_for_each' class="method"><span id='try_for_each.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.try_for_each' class='fnname'>try_for_each</a><F, R>(&mut self, f: F) -> R <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> R,<br> R: <a class="trait" href="../../std/ops/trait.Try.html" title="trait std::ops::Try">Try</a><Ok = <a class="primitive" href="../primitive.unit.html">()</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.27.0'>1.27.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1560-1564' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>An iterator method that applies a fallible function to each item in the iterator, stopping at the first error and returning that error. <a href="../../std/iter/trait.Iterator.html#method.try_for_each">Read more</a></p>
</div><h4 id='method.fold' class="method"><span id='fold.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/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> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(B, Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> B, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1635-1639' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>An iterator method that applies a function, producing a single, final value. <a href="../../std/iter/trait.Iterator.html#method.fold">Read more</a></p>
</div><h4 id='method.all' class="method"><span id='all.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.all' class='fnname'>all</a><F>(&mut self, f: F) -> <a class="primitive" href="../primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1680-1687' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Tests if every element of the iterator matches a predicate. <a href="../../std/iter/trait.Iterator.html#method.all">Read more</a></p>
</div><h4 id='method.any' class="method"><span id='any.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.any' class='fnname'>any</a><F>(&mut self, f: F) -> <a class="primitive" href="../primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1728-1736' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Tests if any element of the iterator matches a predicate. <a href="../../std/iter/trait.Iterator.html#method.any">Read more</a></p>
</div><h4 id='method.find' class="method"><span id='find.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.find' class='fnname'>find</a><P>(&mut self, predicate: P) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1782-1790' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Searches for an element of an iterator that satisfies a predicate. <a href="../../std/iter/trait.Iterator.html#method.find">Read more</a></p>
</div><h4 id='method.find_map' class="method"><span id='find_map.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.find_map' class='fnname'>find_map</a><B, F>(&mut self, f: F) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><B> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><B>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1812-1822' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='stability'><div class='stab unstable'><details><summary><span class=microscope>🔬</span> This is a nightly-only experimental API. (<code>iterator_find_map </code><a href="https://github.com/rust-lang/rust/issues/49602">#49602</a>)</summary><p>unstable new API</p>
</details></div></div><div class='docblock'><p>Applies function to the elements of iterator and returns the first non-none result. <a href="../../std/iter/trait.Iterator.html#method.find_map">Read more</a></p>
</div><h4 id='method.position' class="method"><span id='position.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.position' class='fnname'>position</a><P>(&mut self, predicate: P) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="primitive" href="../primitive.usize.html">usize</a>> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1881-1890' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Searches for an element in an iterator, returning its index. <a href="../../std/iter/trait.Iterator.html#method.position">Read more</a></p>
</div><h4 id='method.rposition' class="method"><span id='rposition.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.rposition' class='fnname'>rposition</a><P>(&mut self, predicate: P) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="primitive" href="../primitive.usize.html">usize</a>> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>,<br> Self: <a class="trait" href="../../std/iter/trait.ExactSizeIterator.html" title="trait std::iter::ExactSizeIterator">ExactSizeIterator</a> + <a class="trait" href="../../std/iter/trait.DoubleEndedIterator.html" title="trait std::iter::DoubleEndedIterator">DoubleEndedIterator</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1932-1944' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Searches for an element in an iterator from the right, returning its index. <a href="../../std/iter/trait.Iterator.html#method.rposition">Read more</a></p>
</div><h4 id='method.max' class="method"><span id='max.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.max' class='fnname'>max</a>(self) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>> <span class="where fmt-newline">where<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.Ord.html" title="trait std::cmp::Ord">Ord</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1966-1974' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the maximum element of an iterator. <a href="../../std/iter/trait.Iterator.html#method.max">Read more</a></p>
</div><h4 id='method.min' class="method"><span id='min.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.min' class='fnname'>min</a>(self) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>> <span class="where fmt-newline">where<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.Ord.html" title="trait std::cmp::Ord">Ord</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#1996-2004' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the minimum element of an iterator. <a href="../../std/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'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.max_by_key' class='fnname'>max_by_key</a><B, F>(self, f: F) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>> <span class="where fmt-newline">where<br> B: <a class="trait" href="../../std/cmp/trait.Ord.html" title="trait std::cmp::Ord">Ord</a>,<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> B, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.6.0'>1.6.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2022-2031' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the element that gives the maximum value from the specified function. <a href="../../std/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'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.max_by' class='fnname'>max_by</a><F>(self, compare: F) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>, &Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="enum" href="../../std/cmp/enum.Ordering.html" title="enum std::cmp::Ordering">Ordering</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.15.0'>1.15.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2049-2058' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the element that gives the maximum value with respect to the specified comparison function. <a href="../../std/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'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.min_by_key' class='fnname'>min_by_key</a><B, F>(self, f: F) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>> <span class="where fmt-newline">where<br> B: <a class="trait" href="../../std/cmp/trait.Ord.html" title="trait std::cmp::Ord">Ord</a>,<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> B, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.6.0'>1.6.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2075-2084' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the element that gives the minimum value from the specified function. <a href="../../std/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'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.min_by' class='fnname'>min_by</a><F>(self, compare: F) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>> <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>, &Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="enum" href="../../std/cmp/enum.Ordering.html" title="enum std::cmp::Ordering">Ordering</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.15.0'>1.15.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2102-2111' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the element that gives the minimum value with respect to the specified comparison function. <a href="../../std/iter/trait.Iterator.html#method.min_by">Read more</a></p>
</div><h4 id='method.rev' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Rev.html" title="struct std::iter::Rev">Rev</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Rev.html" title="struct std::iter::Rev">Rev</a><I></h3><code class="content"><span class="where fmt-newline">impl<I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Rev.html" title="struct std::iter::Rev">Rev</a><I> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.DoubleEndedIterator.html" title="trait std::iter::DoubleEndedIterator">DoubleEndedIterator</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='rev.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.rev' class='fnname'>rev</a>(self) -> <a class="struct" href="../../std/iter/struct.Rev.html" title="struct std::iter::Rev">Rev</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../std/iter/trait.DoubleEndedIterator.html" title="trait std::iter::DoubleEndedIterator">DoubleEndedIterator</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2139-2141' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Reverses an iterator's direction. <a href="../../std/iter/trait.Iterator.html#method.rev">Read more</a></p>
</div><h4 id='method.unzip' class="method"><span id='unzip.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.unzip' class='fnname'>unzip</a><A, B, FromA, FromB>(self) -> <a class="primitive" href="../primitive.tuple.html">(</a>FromA, FromB<a class="primitive" href="../primitive.tuple.html">)</a> <span class="where fmt-newline">where<br> FromA: <a class="trait" href="../../std/default/trait.Default.html" title="trait std::default::Default">Default</a> + <a class="trait" href="../../std/iter/trait.Extend.html" title="trait std::iter::Extend">Extend</a><A>,<br> FromB: <a class="trait" href="../../std/default/trait.Default.html" title="trait std::default::Default">Default</a> + <a class="trait" href="../../std/iter/trait.Extend.html" title="trait std::iter::Extend">Extend</a><B>,<br> Self: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a><Item = <a class="primitive" href="../primitive.tuple.html">(</a>A, B<a class="primitive" href="../primitive.tuple.html">)</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2166-2180' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Converts an iterator of pairs into a pair of containers. <a href="../../std/iter/trait.Iterator.html#method.unzip">Read more</a></p>
</div><h4 id='method.cloned' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Cloned.html" title="struct std::iter::Cloned">Cloned</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Cloned.html" title="struct std::iter::Cloned">Cloned</a><I></h3><code class="content"><span class="where fmt-newline">impl<'a, I, T> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Cloned.html" title="struct std::iter::Cloned">Cloned</a><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><Item = <a class="primitive" href="../primitive.reference.html">&'a </a>T>,<br> T: 'a + <a class="trait" href="../../std/clone/trait.Clone.html" title="trait std::clone::Clone">Clone</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = T;</span></code></div></div><span id='cloned.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.cloned' class='fnname'>cloned</a><'a, T>(self) -> <a class="struct" href="../../std/iter/struct.Cloned.html" title="struct std::iter::Cloned">Cloned</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a><Item = <a class="primitive" href="../primitive.reference.html">&'a </a>T>,<br> T: 'a + <a class="trait" href="../../std/clone/trait.Clone.html" title="trait std::clone::Clone">Clone</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2205-2209' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates an iterator which [<code>clone</code>]s all of its elements. <a href="../../std/iter/trait.Iterator.html#method.cloned">Read more</a></p>
</div><h4 id='method.cycle' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../../std/iter/struct.Cycle.html" title="struct std::iter::Cycle">Cycle</a><I></span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../../std/iter/struct.Cycle.html" title="struct std::iter::Cycle">Cycle</a><I></h3><code class="content"><span class="where fmt-newline">impl<I> <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a> for <a class="struct" href="../../std/iter/struct.Cycle.html" title="struct std::iter::Cycle">Cycle</a><I> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/clone/trait.Clone.html" title="trait std::clone::Clone">Clone</a> + <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>, </span></span><span class="where fmt-newline"> type <a href='../../std/iter/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <I as <a class="trait" href="../../std/iter/trait.Iterator.html" title="trait std::iter::Iterator">Iterator</a>>::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>;</span></code></div></div><span id='cycle.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.cycle' class='fnname'>cycle</a>(self) -> <a class="struct" href="../../std/iter/struct.Cycle.html" title="struct std::iter::Cycle">Cycle</a><Self> <span class="where fmt-newline">where<br> Self: <a class="trait" href="../../std/clone/trait.Clone.html" title="trait std::clone::Clone">Clone</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2238-2240' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Repeats an iterator endlessly. <a href="../../std/iter/trait.Iterator.html#method.cycle">Read more</a></p>
</div><h4 id='method.sum' class="method"><span id='sum.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.sum' class='fnname'>sum</a><S>(self) -> S <span class="where fmt-newline">where<br> S: <a class="trait" href="../../std/iter/trait.Sum.html" title="trait std::iter::Sum">Sum</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.11.0'>1.11.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2265-2270' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Sums the elements of an iterator. <a href="../../std/iter/trait.Iterator.html#method.sum">Read more</a></p>
</div><h4 id='method.product' class="method"><span id='product.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.product' class='fnname'>product</a><P>(self) -> P <span class="where fmt-newline">where<br> P: <a class="trait" href="../../std/iter/trait.Product.html" title="trait std::iter::Product">Product</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.11.0'>1.11.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2293-2298' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Iterates over the entire iterator, multiplying all the elements <a href="../../std/iter/trait.Iterator.html#method.product">Read more</a></p>
</div><h4 id='method.cmp' class="method"><span id='cmp.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.cmp' class='fnname'>cmp</a><I>(self, other: I) -> <a class="enum" href="../../std/cmp/enum.Ordering.html" title="enum std::cmp::Ordering">Ordering</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a><Item = Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>>,<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.Ord.html" title="trait std::cmp::Ord">Ord</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2303-2330' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Lexicographically compares the elements of this <code>Iterator</code> with those of another. <a href="../../std/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'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.partial_cmp' class='fnname'>partial_cmp</a><I>(self, other: I) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="enum" href="../../std/cmp/enum.Ordering.html" title="enum std::cmp::Ordering">Ordering</a>> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.PartialOrd.html" title="trait std::cmp::PartialOrd">PartialOrd</a><<I as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.Item" title="type std::iter::IntoIterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2335-2362' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Lexicographically compares the elements of this <code>Iterator</code> with those of another. <a href="../../std/iter/trait.Iterator.html#method.partial_cmp">Read more</a></p>
</div><h4 id='method.eq' class="method"><span id='eq.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.eq' class='fnname'>eq</a><I>(self, other: I) -> <a class="primitive" href="../primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.PartialEq.html" title="trait std::cmp::PartialEq">PartialEq</a><<I as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.Item" title="type std::iter::IntoIterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2367-2387' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are equal to those of another. <a href="../../std/iter/trait.Iterator.html#method.eq">Read more</a></p>
</div><h4 id='method.ne' class="method"><span id='ne.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.ne' class='fnname'>ne</a><I>(self, other: I) -> <a class="primitive" href="../primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.PartialEq.html" title="trait std::cmp::PartialEq">PartialEq</a><<I as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.Item" title="type std::iter::IntoIterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2392-2412' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are unequal to those of another. <a href="../../std/iter/trait.Iterator.html#method.ne">Read more</a></p>
</div><h4 id='method.lt' class="method"><span id='lt.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.lt' class='fnname'>lt</a><I>(self, other: I) -> <a class="primitive" href="../primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.PartialOrd.html" title="trait std::cmp::PartialOrd">PartialOrd</a><<I as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.Item" title="type std::iter::IntoIterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2417-2442' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are lexicographically less than those of another. <a href="../../std/iter/trait.Iterator.html#method.lt">Read more</a></p>
</div><h4 id='method.le' class="method"><span id='le.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.le' class='fnname'>le</a><I>(self, other: I) -> <a class="primitive" href="../primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.PartialOrd.html" title="trait std::cmp::PartialOrd">PartialOrd</a><<I as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.Item" title="type std::iter::IntoIterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2447-2472' title='goto source code'>[src]</a></td></tr></tbody></table></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="../../std/iter/trait.Iterator.html#method.le">Read more</a></p>
</div><h4 id='method.gt' class="method"><span id='gt.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.gt' class='fnname'>gt</a><I>(self, other: I) -> <a class="primitive" href="../primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.PartialOrd.html" title="trait std::cmp::PartialOrd">PartialOrd</a><<I as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.Item" title="type std::iter::IntoIterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2477-2502' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Determines if the elements of this <code>Iterator</code> are lexicographically greater than those of another. <a href="../../std/iter/trait.Iterator.html#method.gt">Read more</a></p>
</div><h4 id='method.ge' class="method"><span id='ge.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.Iterator.html#method.ge' class='fnname'>ge</a><I>(self, other: I) -> <a class="primitive" href="../primitive.bool.html">bool</a> <span class="where fmt-newline">where<br> I: <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>,<br> Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>: <a class="trait" href="../../std/cmp/trait.PartialOrd.html" title="trait std::cmp::PartialOrd">PartialOrd</a><<I as <a class="trait" href="../../std/iter/trait.IntoIterator.html" title="trait std::iter::IntoIterator">IntoIterator</a>>::<a class="type" href="../../std/iter/trait.IntoIterator.html#associatedtype.Item" title="type std::iter::IntoIterator::Item">Item</a>>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.5.0'>1.5.0</div><a class='srclink' href='../../src/core/iter/iterator.rs.html#2507-2532' title='goto source code'>[src]</a></td></tr></tbody></table></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="../../std/iter/trait.Iterator.html#method.ge">Read more</a></p>
</div></div><h3 id='impl-ExactSizeIterator' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="../../std/iter/trait.ExactSizeIterator.html" title="trait std::iter::ExactSizeIterator">ExactSizeIterator</a> for <a class="struct" href="../../std/env/struct.Args.html" title="struct std::env::Args">Args</a></code><a href='#impl-ExactSizeIterator' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/std/env.rs.html#751-754' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.len' class="method"><span id='len.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.ExactSizeIterator.html#method.len' class='fnname'>len</a>(&self) -> <a class="primitive" href="../primitive.usize.html">usize</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/std/env.rs.html#752' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns the exact number of times the iterator will iterate. <a href="../../std/iter/trait.ExactSizeIterator.html#method.len">Read more</a></p>
</div><h4 id='method.is_empty' class="method"><span id='is_empty.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.ExactSizeIterator.html#method.is_empty' class='fnname'>is_empty</a>(&self) -> <a class="primitive" href="../primitive.bool.html">bool</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/std/env.rs.html#753' title='goto source code'>[src]</a></td></tr></tbody></table></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="../../std/iter/trait.ExactSizeIterator.html#method.is_empty">Read more</a></p>
</div></div><h3 id='impl-DoubleEndedIterator' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="../../std/iter/trait.DoubleEndedIterator.html" title="trait std::iter::DoubleEndedIterator">DoubleEndedIterator</a> for <a class="struct" href="../../std/env/struct.Args.html" title="struct std::env::Args">Args</a></code><a href='#impl-DoubleEndedIterator' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.12.0'>1.12.0</div><a class='srclink' href='../../src/std/env.rs.html#757-761' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.next_back' class="method"><span id='next_back.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.DoubleEndedIterator.html#tymethod.next_back' class='fnname'>next_back</a>(&mut self) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><<a class="struct" href="../../std/string/struct.String.html" title="struct std::string::String">String</a>></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/std/env.rs.html#758-760' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Removes and returns an element from the end of the iterator. <a href="../../std/iter/trait.DoubleEndedIterator.html#tymethod.next_back">Read more</a></p>
</div><h4 id='method.try_rfold' class="method"><span id='try_rfold.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.DoubleEndedIterator.html#method.try_rfold' class='fnname'>try_rfold</a><B, F, R>(&mut self, init: B, f: F) -> R <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(B, Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> R,<br> R: <a class="trait" href="../../std/ops/trait.Try.html" title="trait std::ops::Try">Try</a><Ok = B>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.27.0'>1.27.0</div><a class='srclink' href='../../src/core/iter/traits.rs.html#461-469' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>This is the reverse version of [<code>try_fold()</code>]: it takes elements starting from the back of the iterator. <a href="../../std/iter/trait.DoubleEndedIterator.html#method.try_rfold">Read more</a></p>
</div><h4 id='method.rfold' class="method"><span id='rfold.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.DoubleEndedIterator.html#method.rfold' class='fnname'>rfold</a><B, F>(self, accum: B, f: F) -> B <span class="where fmt-newline">where<br> F: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(B, Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> B, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.27.0'>1.27.0</div><a class='srclink' href='../../src/core/iter/traits.rs.html#524-528' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>An iterator method that reduces the iterator's elements to a single, final value, starting from the back. <a href="../../std/iter/trait.DoubleEndedIterator.html#method.rfold">Read more</a></p>
</div><h4 id='method.rfind' class="method"><span id='rfind.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/iter/trait.DoubleEndedIterator.html#method.rfind' class='fnname'>rfind</a><P>(&mut self, predicate: P) -> <a class="enum" href="../../std/option/enum.Option.html" title="enum std::option::Option">Option</a><Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>> <span class="where fmt-newline">where<br> P: <a class="trait" href="../../std/ops/trait.FnMut.html" title="trait std::ops::FnMut">FnMut</a>(&Self::<a class="type" href="../../std/iter/trait.Iterator.html#associatedtype.Item" title="type std::iter::Iterator::Item">Item</a>) -> <a class="primitive" href="../primitive.bool.html">bool</a>, </span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.27.0'>1.27.0</div><a class='srclink' href='../../src/core/iter/traits.rs.html#574-582' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Searches for an element of an iterator from the back that satisfies a predicate. <a href="../../std/iter/trait.DoubleEndedIterator.html#method.rfind">Read more</a></p>
</div></div><h3 id='impl-Debug' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="../../std/fmt/trait.Debug.html" title="trait std::fmt::Debug">Debug</a> for <a class="struct" href="../../std/env/struct.Args.html" title="struct std::env::Args">Args</a></code><a href='#impl-Debug' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.16.0'>1.16.0</div><a class='srclink' href='../../src/std/env.rs.html#764-770' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.fmt' class="method"><span id='fmt.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../../std/fmt/trait.Debug.html#tymethod.fmt' class='fnname'>fmt</a>(&self, f: &mut <a class="struct" href="../../std/fmt/struct.Formatter.html" title="struct std::fmt::Formatter">Formatter</a>) -> <a class="type" href="../../std/fmt/type.Result.html" title="type std::fmt::Result">Result</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/std/env.rs.html#765-769' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Formats the value using the given formatter. <a href="../../std/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
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