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<!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 `IndexSet` struct in crate `indexmap`."><meta name="keywords" content="rust, rustlang, rust-lang, IndexSet"><title>indexmap::set::IndexSet - 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="../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled ><script id="default-settings"></script><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../favicon.svg">
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<link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></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">&#9776;</div><a href='../../indexmap/index.html'><div class='logo-container rust-logo'><img src='../../rust-logo.png' alt='logo'></div></a><p class="location">Struct IndexSet</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#implementations">Methods</a><div class="sidebar-links"><a href="#method.capacity">capacity</a><a href="#method.clear">clear</a><a href="#method.contains">contains</a><a href="#method.difference">difference</a><a href="#method.drain">drain</a><a href="#method.first">first</a><a href="#method.get">get</a><a href="#method.get_full">get_full</a><a href="#method.get_index">get_index</a><a href="#method.get_index_of">get_index_of</a><a href="#method.hasher">hasher</a><a href="#method.insert">insert</a><a href="#method.insert_full">insert_full</a><a href="#method.intersection">intersection</a><a href="#method.is_disjoint">is_disjoint</a><a href="#method.is_empty">is_empty</a><a href="#method.is_subset">is_subset</a><a href="#method.is_superset">is_superset</a><a href="#method.iter">iter</a><a href="#method.last">last</a><a href="#method.len">len</a><a href="#method.new">new</a><a href="#method.pop">pop</a><a href="#method.remove">remove</a><a href="#method.replace">replace</a><a href="#method.reserve">reserve</a><a href="#method.retain">retain</a><a href="#method.reverse">reverse</a><a href="#method.shift_remove">shift_remove</a><a href="#method.shift_remove_full">shift_remove_full</a><a href="#method.shift_remove_index">shift_remove_index</a><a href="#method.shift_take">shift_take</a><a href="#method.shrink_to_fit">shrink_to_fit</a><a href="#method.sort">sort</a><a href="#method.sort_by">sort_by</a><a href="#method.sorted_by">sorted_by</a><a href="#method.split_off">split_off</a><a href="#method.swap_indices">swap_indices</a><a href="#method.swap_remove">swap_remove</a><a href="#method.swap_remove_full">swap_remove_full</a><a href="#method.swap_remove_index">swap_remove_index</a><a href="#method.swap_take">swap_take</a><a href="#method.symmetric_difference">symmetric_difference</a><a href="#method.take">take</a><a href="#method.truncate">truncate</a><a href="#method.union">union</a><a href="#method.with_capacity">with_capacity</a><a href="#method.with_capacity_and_hasher">with_capacity_and_hasher</a><a href="#method.with_hasher">with_hasher</a></div><a class="sidebar-title" href="#trait-implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-BitAnd%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E">BitAnd&lt;&amp;&#39;_ IndexSet&lt;T, S2&gt;&gt;</a><a href="#impl-BitOr%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E">BitOr&lt;&amp;&#39;_ IndexSet&lt;T, S2&gt;&gt;</a><a href="#impl-BitXor%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E">BitXor&lt;&amp;&#39;_ IndexSet&lt;T, S2&gt;&gt;</a><a href="#impl-Clone">Clone</a><a href="#impl-Debug">Debug</a><a href="#impl-Default">Default</a><a href="#impl-Eq">Eq</a><a href="#impl-Extend%3C%26%27a%20T%3E">Extend&lt;&amp;&#39;a T&gt;</a><a href="#impl-Extend%3CT%3E">Extend&lt;T&gt;</a><a href="#impl-FromIterator%3CT%3E">FromIterator&lt;T&gt;</a><a href="#impl-Index%3Cusize%3E">Index&lt;usize&gt;</a><a href="#impl-IntoIterator">IntoIterator</a><a href="#impl-PartialEq%3CIndexSet%3CT%2C%20S2%3E%3E">PartialEq&lt;IndexSet&lt;T, S2&gt;&gt;</a><a href="#impl-Sub%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E">Sub&lt;&amp;&#39;_ IndexSet&lt;T, S2&gt;&gt;</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-RefUnwindSafe">RefUnwindSafe</a><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a><a href="#impl-Unpin">Unpin</a><a href="#impl-UnwindSafe">UnwindSafe</a></div><a class="sidebar-title" href="#blanket-implementations">Blanket Implementations</a><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow&lt;T&gt;</a><a href="#impl-BorrowMut%3CT%3E">BorrowMut&lt;T&gt;</a><a href="#impl-From%3CT%3E">From&lt;T&gt;</a><a href="#impl-Into%3CU%3E">Into&lt;U&gt;</a><a href="#impl-ToOwned">ToOwned</a><a href="#impl-TryFrom%3CU%3E">TryFrom&lt;U&gt;</a><a href="#impl-TryInto%3CU%3E">TryInto&lt;U&gt;</a></div></div><p class="location"><a href="../index.html">indexmap</a>::<wbr><a href="index.html">set</a></p><div id="sidebar-vars" data-name="IndexSet" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices" role="menu"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press S to search, ? for more options…" type="search"></div><button type="button" class="help-button">?</button>
<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">indexmap</a>::<wbr><a href="index.html">set</a>::<wbr><a class="struct" href="">IndexSet</a></span><span class="out-of-band"><span id="render-detail"><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span><a class="srclink" href="../../src/indexmap/set.rs.html#63-65" title="goto source code">[src]</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class="rust struct">pub struct IndexSet&lt;T, S&nbsp;=&nbsp;<a class="struct" href="https://doc.rust-lang.org/nightly/std/collections/hash/map/struct.RandomState.html" title="struct std::collections::hash::map::RandomState">RandomState</a>&gt; { /* fields omitted */ }</pre></div><div class="docblock"><p>A hash set where the iteration order of the values is independent of their
hash values.</p>
<p>The interface is closely compatible with the standard <code>HashSet</code>, but also
has additional features.</p>
<h1 id="order" class="section-header"><a href="#order">Order</a></h1>
<p>The values have a consistent order that is determined by the sequence of
insertion and removal calls on the set. The order does not depend on the
values or the hash function at all. Note that insertion order and value
are not affected if a re-insertion is attempted once an element is
already present.</p>
<p>All iterators traverse the set <em>in order</em>. Set operation iterators like
<code>union</code> produce a concatenated order, as do their matching &quot;bitwise&quot;
operators. See their documentation for specifics.</p>
<p>The insertion order is preserved, with <strong>notable exceptions</strong> like the
<code>.remove()</code> or <code>.swap_remove()</code> methods. Methods such as <code>.sort_by()</code> of
course result in a new order, depending on the sorting order.</p>
<h1 id="indices" class="section-header"><a href="#indices">Indices</a></h1>
<p>The values are indexed in a compact range without holes in the range
<code>0..self.len()</code>. For example, the method <code>.get_full</code> looks up the index for
a value, and the method <code>.get_index</code> looks up the value by index.</p>
<h1 id="examples" class="section-header"><a href="#examples">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">indexmap</span>::<span class="ident">IndexSet</span>;
<span class="comment">// Collects which letters appear in a sentence.</span>
<span class="kw">let</span> <span class="ident">letters</span>: <span class="ident">IndexSet</span><span class="op">&lt;</span><span class="kw">_</span><span class="op">&gt;</span> <span class="op">=</span> <span class="string">&quot;a short treatise on fungi&quot;</span>.<span class="ident">chars</span>().<span class="ident">collect</span>();
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">letters</span>.<span class="ident">contains</span>(<span class="kw-2">&amp;</span><span class="string">&#39;s&#39;</span>));
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">letters</span>.<span class="ident">contains</span>(<span class="kw-2">&amp;</span><span class="string">&#39;t&#39;</span>));
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">letters</span>.<span class="ident">contains</span>(<span class="kw-2">&amp;</span><span class="string">&#39;u&#39;</span>));
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">letters</span>.<span class="ident">contains</span>(<span class="kw-2">&amp;</span><span class="string">&#39;y&#39;</span>));</pre></div>
</div><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><h3 id="impl" class="impl"><code class="in-band">impl&lt;T&gt; <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T&gt;</code><a href="#impl" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#128-145" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.new" class="method"><code>pub fn <a href="#method.new" class="fnname">new</a>() -&gt; Self</code><a class="srclink" href="../../src/indexmap/set.rs.html#130-134" title="goto source code">[src]</a></h4><div class="docblock"><p>Create a new set. (Does not allocate.)</p>
</div><h4 id="method.with_capacity" class="method"><code>pub fn <a href="#method.with_capacity" class="fnname">with_capacity</a>(n: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -&gt; Self</code><a class="srclink" href="../../src/indexmap/set.rs.html#140-144" title="goto source code">[src]</a></h4><div class="docblock"><p>Create a new set with capacity for <code>n</code> elements.
(Does not allocate if <code>n</code> is zero.)</p>
<p>Computes in <strong>O(n)</strong> time.</p>
</div></div><h3 id="impl-1" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt;</code><a href="#impl-1" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#147-247" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.with_capacity_and_hasher" class="method"><code>pub fn <a href="#method.with_capacity_and_hasher" class="fnname">with_capacity_and_hasher</a>(n: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, hash_builder: S) -&gt; Self</code><a class="srclink" href="../../src/indexmap/set.rs.html#152-156" title="goto source code">[src]</a></h4><div class="docblock"><p>Create a new set with capacity for <code>n</code> elements.
(Does not allocate if <code>n</code> is zero.)</p>
<p>Computes in <strong>O(n)</strong> time.</p>
</div><h4 id="method.with_hasher" class="method"><code>pub fn <a href="#method.with_hasher" class="fnname">with_hasher</a>(hash_builder: S) -&gt; Self</code><a class="srclink" href="../../src/indexmap/set.rs.html#159-163" title="goto source code">[src]</a></h4><div class="docblock"><p>Create a new set with <code>hash_builder</code></p>
</div><h4 id="method.capacity" class="method"><code>pub fn <a href="#method.capacity" class="fnname">capacity</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#166-168" title="goto source code">[src]</a></h4><div class="docblock"><p>Computes in <strong>O(1)</strong> time.</p>
</div><h4 id="method.hasher" class="method"><code>pub fn <a href="#method.hasher" class="fnname">hasher</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>S</code><a class="srclink" href="../../src/indexmap/set.rs.html#171-173" title="goto source code">[src]</a></h4><div class="docblock"><p>Return a reference to the set's <code>BuildHasher</code>.</p>
</div><h4 id="method.len" class="method"><code>pub fn <a href="#method.len" class="fnname">len</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#178-180" title="goto source code">[src]</a></h4><div class="docblock"><p>Return the number of elements in the set.</p>
<p>Computes in <strong>O(1)</strong> time.</p>
</div><h4 id="method.is_empty" class="method"><code>pub fn <a href="#method.is_empty" class="fnname">is_empty</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#185-187" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns true if the set contains no elements.</p>
<p>Computes in <strong>O(1)</strong> time.</p>
</div><h4 id="method.iter" class="method"><code>pub fn <a href="#method.iter" class="fnname">iter</a>(&amp;self) -&gt; <a class="struct" href="../../indexmap/set/struct.Iter.html" title="struct indexmap::set::Iter">Iter</a>&lt;'_, T&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><div class="notable-traits-tooltiptext"><span class="docblock"><h3 class="notable">Notable traits for <a class="struct" href="../../indexmap/set/struct.Iter.html" title="struct indexmap::set::Iter">Iter</a>&lt;'a, T&gt;</h3><code class="content"><span class="where fmt-newline">impl&lt;'a, T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a> for <a class="struct" href="../../indexmap/set/struct.Iter.html" title="struct indexmap::set::Iter">Iter</a>&lt;'a, T&gt;</span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html#associatedtype.Item" class="type">Item</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a </a>T;</span></code></span></div></span></span></code><a class="srclink" href="../../src/indexmap/set.rs.html#190-194" title="goto source code">[src]</a></h4><div class="docblock"><p>Return an iterator over the values of the set, in their order</p>
</div><h4 id="method.clear" class="method"><code>pub fn <a href="#method.clear" class="fnname">clear</a>(&amp;mut self)</code><a class="srclink" href="../../src/indexmap/set.rs.html#199-201" title="goto source code">[src]</a></h4><div class="docblock"><p>Remove all elements in the set, while preserving its capacity.</p>
<p>Computes in <strong>O(n)</strong> time.</p>
</div><h4 id="method.truncate" class="method"><code>pub fn <a href="#method.truncate" class="fnname">truncate</a>(&amp;mut self, len: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code><a class="srclink" href="../../src/indexmap/set.rs.html#206-208" title="goto source code">[src]</a></h4><div class="docblock"><p>Shortens the set, keeping the first <code>len</code> elements and dropping the rest.</p>
<p>If <code>len</code> is greater than the set's current length, this has no effect.</p>
</div><h4 id="method.drain" class="method"><code>pub fn <a href="#method.drain" class="fnname">drain</a>&lt;R&gt;(&amp;mut self, range: R) -&gt; <a class="struct" href="../../indexmap/set/struct.Drain.html" title="struct indexmap::set::Drain">Drain</a>&lt;'_, T&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><div class="notable-traits-tooltiptext"><span class="docblock"><h3 class="notable">Notable traits for <a class="struct" href="../../indexmap/set/struct.Drain.html" title="struct indexmap::set::Drain">Drain</a>&lt;'_, T&gt;</h3><code class="content"><span class="where fmt-newline">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a> for <a class="struct" href="../../indexmap/set/struct.Drain.html" title="struct indexmap::set::Drain">Drain</a>&lt;'_, T&gt;</span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html#associatedtype.Item" class="type">Item</a> = T;</span></code></span></div></span></span> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;R: <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/range/trait.RangeBounds.html" title="trait core::ops::range::RangeBounds">RangeBounds</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#223-230" title="goto source code">[src]</a></h4><div class="docblock"><p>Clears the <code>IndexSet</code> in the given index range, returning those values
as a drain iterator.</p>
<p>The range may be any type that implements <code>RangeBounds&lt;usize&gt;</code>,
including all of the <code>std::ops::Range*</code> types, or even a tuple pair of
<code>Bound</code> start and end values. To drain the set entirely, use <code>RangeFull</code>
like <code>set.drain(..)</code>.</p>
<p>This shifts down all entries following the drained range to fill the
gap, and keeps the allocated memory for reuse.</p>
<p><em><strong>Panics</strong></em> if the starting point is greater than the end point or if
the end point is greater than the length of the set.</p>
</div><h4 id="method.split_off" class="method"><code>pub fn <a href="#method.split_off" class="fnname">split_off</a>(&amp;mut self, at: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -&gt; Self <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#239-246" title="goto source code">[src]</a></h4><div class="docblock"><p>Splits the collection into two at the given index.</p>
<p>Returns a newly allocated set containing the elements in the range
<code>[at, len)</code>. After the call, the original set will be left containing
the elements <code>[0, at)</code> with its previous capacity unchanged.</p>
<p><em><strong>Panics</strong></em> if <code>at &gt; len</code>.</p>
</div></div><h3 id="impl-2" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-2" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#249-593" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.reserve" class="method"><code>pub fn <a href="#method.reserve" class="fnname">reserve</a>(&amp;mut self, additional: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code><a class="srclink" href="../../src/indexmap/set.rs.html#257-259" title="goto source code">[src]</a></h4><div class="docblock"><p>Reserve capacity for <code>additional</code> more values.</p>
<p>Computes in <strong>O(n)</strong> time.</p>
</div><h4 id="method.shrink_to_fit" class="method"><code>pub fn <a href="#method.shrink_to_fit" class="fnname">shrink_to_fit</a>(&amp;mut self)</code><a class="srclink" href="../../src/indexmap/set.rs.html#264-266" title="goto source code">[src]</a></h4><div class="docblock"><p>Shrink the capacity of the set as much as possible.</p>
<p>Computes in <strong>O(n)</strong> time.</p>
</div><h4 id="method.insert" class="method"><code>pub fn <a href="#method.insert" class="fnname">insert</a>(&amp;mut self, value: T) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#276-278" title="goto source code">[src]</a></h4><div class="docblock"><p>Insert the value into the set.</p>
<p>If an equivalent item already exists in the set, it returns
<code>false</code> leaving the original value in the set and without
altering its insertion order. Otherwise, it inserts the new
item and returns <code>true</code>.</p>
<p>Computes in <strong>O(1)</strong> time (amortized average).</p>
</div><h4 id="method.insert_full" class="method"><code>pub fn <a href="#method.insert_full" class="fnname">insert_full</a>(&amp;mut self, value: T) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#289-300" title="goto source code">[src]</a></h4><div class="docblock"><p>Insert the value into the set, and get its index.</p>
<p>If an equivalent item already exists in the set, it returns
the index of the existing item and <code>false</code>, leaving the
original value in the set and without altering its insertion
order. Otherwise, it inserts the new item and returns the index
of the inserted item and <code>true</code>.</p>
<p>Computes in <strong>O(1)</strong> time (amortized average).</p>
</div><h4 id="method.difference" class="method"><code>pub fn <a href="#method.difference" class="fnname">difference</a>&lt;'a, S2&gt;(<br>&nbsp;&nbsp;&nbsp;&nbsp;&amp;'a self, <br>&nbsp;&nbsp;&nbsp;&nbsp;other: &amp;'a <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;<br>) -&gt; <a class="struct" href="../../indexmap/set/struct.Difference.html" title="struct indexmap::set::Difference">Difference</a>&lt;'a, T, S2&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><div class="notable-traits-tooltiptext"><span class="docblock"><h3 class="notable">Notable traits for <a class="struct" href="../../indexmap/set/struct.Difference.html" title="struct indexmap::set::Difference">Difference</a>&lt;'a, T, S&gt;</h3><code class="content"><span class="where fmt-newline">impl&lt;'a, T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a> for <a class="struct" href="../../indexmap/set/struct.Difference.html" title="struct indexmap::set::Difference">Difference</a>&lt;'a, T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html#associatedtype.Item" class="type">Item</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a </a>T;</span></code></span></div></span></span> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#305-313" title="goto source code">[src]</a></h4><div class="docblock"><p>Return an iterator over the values that are in <code>self</code> but not <code>other</code>.</p>
<p>Values are produced in the same order that they appear in <code>self</code>.</p>
</div><h4 id="method.symmetric_difference" class="method"><code>pub fn <a href="#method.symmetric_difference" class="fnname">symmetric_difference</a>&lt;'a, S2&gt;(<br>&nbsp;&nbsp;&nbsp;&nbsp;&amp;'a self, <br>&nbsp;&nbsp;&nbsp;&nbsp;other: &amp;'a <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;<br>) -&gt; <a class="struct" href="../../indexmap/set/struct.SymmetricDifference.html" title="struct indexmap::set::SymmetricDifference">SymmetricDifference</a>&lt;'a, T, S, S2&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><div class="notable-traits-tooltiptext"><span class="docblock"><h3 class="notable">Notable traits for <a class="struct" href="../../indexmap/set/struct.SymmetricDifference.html" title="struct indexmap::set::SymmetricDifference">SymmetricDifference</a>&lt;'a, T, S1, S2&gt;</h3><code class="content"><span class="where fmt-newline">impl&lt;'a, T, S1, S2&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a> for <a class="struct" href="../../indexmap/set/struct.SymmetricDifference.html" title="struct indexmap::set::SymmetricDifference">SymmetricDifference</a>&lt;'a, T, S1, S2&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S1: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html#associatedtype.Item" class="type">Item</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a </a>T;</span></code></span></div></span></span> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#320-330" title="goto source code">[src]</a></h4><div class="docblock"><p>Return an iterator over the values that are in <code>self</code> or <code>other</code>,
but not in both.</p>
<p>Values from <code>self</code> are produced in their original order, followed by
values from <code>other</code> in their original order.</p>
</div><h4 id="method.intersection" class="method"><code>pub fn <a href="#method.intersection" class="fnname">intersection</a>&lt;'a, S2&gt;(<br>&nbsp;&nbsp;&nbsp;&nbsp;&amp;'a self, <br>&nbsp;&nbsp;&nbsp;&nbsp;other: &amp;'a <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;<br>) -&gt; <a class="struct" href="../../indexmap/set/struct.Intersection.html" title="struct indexmap::set::Intersection">Intersection</a>&lt;'a, T, S2&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><div class="notable-traits-tooltiptext"><span class="docblock"><h3 class="notable">Notable traits for <a class="struct" href="../../indexmap/set/struct.Intersection.html" title="struct indexmap::set::Intersection">Intersection</a>&lt;'a, T, S&gt;</h3><code class="content"><span class="where fmt-newline">impl&lt;'a, T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a> for <a class="struct" href="../../indexmap/set/struct.Intersection.html" title="struct indexmap::set::Intersection">Intersection</a>&lt;'a, T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html#associatedtype.Item" class="type">Item</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a </a>T;</span></code></span></div></span></span> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#335-343" title="goto source code">[src]</a></h4><div class="docblock"><p>Return an iterator over the values that are in both <code>self</code> and <code>other</code>.</p>
<p>Values are produced in the same order that they appear in <code>self</code>.</p>
</div><h4 id="method.union" class="method"><code>pub fn <a href="#method.union" class="fnname">union</a>&lt;'a, S2&gt;(&amp;'a self, other: &amp;'a <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;) -&gt; <a class="struct" href="../../indexmap/set/struct.Union.html" title="struct indexmap::set::Union">Union</a>&lt;'a, T, S&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><div class="notable-traits-tooltiptext"><span class="docblock"><h3 class="notable">Notable traits for <a class="struct" href="../../indexmap/set/struct.Union.html" title="struct indexmap::set::Union">Union</a>&lt;'a, T, S&gt;</h3><code class="content"><span class="where fmt-newline">impl&lt;'a, T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a> for <a class="struct" href="../../indexmap/set/struct.Union.html" title="struct indexmap::set::Union">Union</a>&lt;'a, T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html#associatedtype.Item" class="type">Item</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a </a>T;</span></code></span></div></span></span> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#349-356" title="goto source code">[src]</a></h4><div class="docblock"><p>Return an iterator over all values that are in <code>self</code> or <code>other</code>.</p>
<p>Values from <code>self</code> are produced in their original order, followed by
values that are unique to <code>other</code> in their original order.</p>
</div><h4 id="method.contains" class="method"><code>pub fn <a href="#method.contains" class="fnname">contains</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#361-366" title="goto source code">[src]</a></h4><div class="docblock"><p>Return <code>true</code> if an equivalent to <code>value</code> exists in the set.</p>
<p>Computes in <strong>O(1)</strong> time (average).</p>
</div><h4 id="method.get" class="method"><code>pub fn <a href="#method.get" class="fnname">get</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#372-377" title="goto source code">[src]</a></h4><div class="docblock"><p>Return a reference to the value stored in the set, if it is present,
else <code>None</code>.</p>
<p>Computes in <strong>O(1)</strong> time (average).</p>
</div><h4 id="method.get_full" class="method"><code>pub fn <a href="#method.get_full" class="fnname">get_full</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a>&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#380-385" title="goto source code">[src]</a></h4><div class="docblock"><p>Return item index and value</p>
</div><h4 id="method.get_index_of" class="method"><code>pub fn <a href="#method.get_index_of" class="fnname">get_index_of</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#388-393" title="goto source code">[src]</a></h4><div class="docblock"><p>Return item index, if it exists in the set</p>
</div><h4 id="method.replace" class="method"><code>pub fn <a href="#method.replace" class="fnname">replace</a>(&amp;mut self, value: T) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;T&gt;</code><a class="srclink" href="../../src/indexmap/set.rs.html#399-409" title="goto source code">[src]</a></h4><div class="docblock"><p>Adds a value to the set, replacing the existing value, if any, that is
equal to the given one. Returns the replaced value.</p>
<p>Computes in <strong>O(1)</strong> time (average).</p>
</div><h4 id="method.remove" class="method"><code>pub fn <a href="#method.remove" class="fnname">remove</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;mut self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#417-422" title="goto source code">[src]</a></h4><div class="docblock"><p>Remove the value from the set, and return <code>true</code> if it was present.</p>
<p><strong>NOTE:</strong> This is equivalent to <code>.swap_remove(value)</code>, if you want
to preserve the order of the values in the set, use <code>.shift_remove(value)</code>.</p>
<p>Computes in <strong>O(1)</strong> time (average).</p>
</div><h4 id="method.swap_remove" class="method"><code>pub fn <a href="#method.swap_remove" class="fnname">swap_remove</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;mut self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#433-438" title="goto source code">[src]</a></h4><div class="docblock"><p>Remove the value from the set, and return <code>true</code> if it was present.</p>
<p>Like <code>Vec::swap_remove</code>, the value is removed by swapping it with the
last element of the set and popping it off. <strong>This perturbs
the position of what used to be the last element!</strong></p>
<p>Return <code>false</code> if <code>value</code> was not in the set.</p>
<p>Computes in <strong>O(1)</strong> time (average).</p>
</div><h4 id="method.shift_remove" class="method"><code>pub fn <a href="#method.shift_remove" class="fnname">shift_remove</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;mut self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#449-454" title="goto source code">[src]</a></h4><div class="docblock"><p>Remove the value from the set, and return <code>true</code> if it was present.</p>
<p>Like <code>Vec::remove</code>, the value is removed by shifting all of the
elements that follow it, preserving their relative order.
<strong>This perturbs the index of all of those elements!</strong></p>
<p>Return <code>false</code> if <code>value</code> was not in the set.</p>
<p>Computes in <strong>O(n)</strong> time (average).</p>
</div><h4 id="method.take" class="method"><code>pub fn <a href="#method.take" class="fnname">take</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;mut self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;T&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#464-469" title="goto source code">[src]</a></h4><div class="docblock"><p>Removes and returns the value in the set, if any, that is equal to the
given one.</p>
<p><strong>NOTE:</strong> This is equivalent to <code>.swap_take(value)</code>, if you need to
preserve the order of the values in the set, use <code>.shift_take(value)</code>
instead.</p>
<p>Computes in <strong>O(1)</strong> time (average).</p>
</div><h4 id="method.swap_take" class="method"><code>pub fn <a href="#method.swap_take" class="fnname">swap_take</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;mut self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;T&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#481-486" title="goto source code">[src]</a></h4><div class="docblock"><p>Removes and returns the value in the set, if any, that is equal to the
given one.</p>
<p>Like <code>Vec::swap_remove</code>, the value is removed by swapping it with the
last element of the set and popping it off. <strong>This perturbs
the position of what used to be the last element!</strong></p>
<p>Return <code>None</code> if <code>value</code> was not in the set.</p>
<p>Computes in <strong>O(1)</strong> time (average).</p>
</div><h4 id="method.shift_take" class="method"><code>pub fn <a href="#method.shift_take" class="fnname">shift_take</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;mut self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;T&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#498-503" title="goto source code">[src]</a></h4><div class="docblock"><p>Removes and returns the value in the set, if any, that is equal to the
given one.</p>
<p>Like <code>Vec::remove</code>, the value is removed by shifting all of the
elements that follow it, preserving their relative order.
<strong>This perturbs the index of all of those elements!</strong></p>
<p>Return <code>None</code> if <code>value</code> was not in the set.</p>
<p>Computes in <strong>O(n)</strong> time (average).</p>
</div><h4 id="method.swap_remove_full" class="method"><code>pub fn <a href="#method.swap_remove_full" class="fnname">swap_remove_full</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;mut self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, T<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a>&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#512-517" title="goto source code">[src]</a></h4><div class="docblock"><p>Remove the value from the set return it and the index it had.</p>
<p>Like <code>Vec::swap_remove</code>, the value is removed by swapping it with the
last element of the set and popping it off. <strong>This perturbs
the position of what used to be the last element!</strong></p>
<p>Return <code>None</code> if <code>value</code> was not in the set.</p>
</div><h4 id="method.shift_remove_full" class="method"><code>pub fn <a href="#method.shift_remove_full" class="fnname">shift_remove_full</a>&lt;Q:&nbsp;?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>&gt;(&amp;mut self, value: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Q) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, T<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a>&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="../../indexmap/trait.Equivalent.html" title="trait indexmap::Equivalent">Equivalent</a>&lt;T&gt;,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#526-531" title="goto source code">[src]</a></h4><div class="docblock"><p>Remove the value from the set return it and the index it had.</p>
<p>Like <code>Vec::remove</code>, the value is removed by shifting all of the
elements that follow it, preserving their relative order.
<strong>This perturbs the index of all of those elements!</strong></p>
<p>Return <code>None</code> if <code>value</code> was not in the set.</p>
</div><h4 id="method.pop" class="method"><code>pub fn <a href="#method.pop" class="fnname">pop</a>(&amp;mut self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;T&gt;</code><a class="srclink" href="../../src/indexmap/set.rs.html#536-538" title="goto source code">[src]</a></h4><div class="docblock"><p>Remove the last value</p>
<p>Computes in <strong>O(1)</strong> time (average).</p>
</div><h4 id="method.retain" class="method"><code>pub fn <a href="#method.retain" class="fnname">retain</a>&lt;F&gt;(&amp;mut self, keep: F) <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;F: <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnMut.html" title="trait core::ops::function::FnMut">FnMut</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#547-552" title="goto source code">[src]</a></h4><div class="docblock"><p>Scan through each value in the set and keep those where the
closure <code>keep</code> returns <code>true</code>.</p>
<p>The elements are visited in order, and remaining elements keep their
order.</p>
<p>Computes in <strong>O(n)</strong> time (average).</p>
</div><h4 id="method.sort" class="method"><code>pub fn <a href="#method.sort" class="fnname">sort</a>(&amp;mut self) <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Ord.html" title="trait core::cmp::Ord">Ord</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#557-562" title="goto source code">[src]</a></h4><div class="docblock"><p>Sort the sets values by their default ordering.</p>
<p>See <code>sort_by</code> for details.</p>
</div><h4 id="method.sort_by" class="method"><code>pub fn <a href="#method.sort_by" class="fnname">sort_by</a>&lt;F&gt;(&amp;mut self, compare: F) <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;F: <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnMut.html" title="trait core::ops::function::FnMut">FnMut</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html" title="enum core::cmp::Ordering">Ordering</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#567-572" title="goto source code">[src]</a></h4><div class="docblock"><p>Sort the sets values in place using the comparison function <code>compare</code>.</p>
<p>Computes in <strong>O(n log n)</strong> time and <strong>O(n)</strong> space. The sort is stable.</p>
</div><h4 id="method.sorted_by" class="method"><code>pub fn <a href="#method.sorted_by" class="fnname">sorted_by</a>&lt;F&gt;(self, cmp: F) -&gt; <a class="struct" href="../../indexmap/set/struct.IntoIter.html" title="struct indexmap::set::IntoIter">IntoIter</a>&lt;T&gt;<span class="notable-traits"><span class="notable-traits-tooltip"><div class="notable-traits-tooltiptext"><span class="docblock"><h3 class="notable">Notable traits for <a class="struct" href="../../indexmap/set/struct.IntoIter.html" title="struct indexmap::set::IntoIter">IntoIter</a>&lt;T&gt;</h3><code class="content"><span class="where fmt-newline">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html" title="trait core::iter::traits::iterator::Iterator">Iterator</a> for <a class="struct" href="../../indexmap/set/struct.IntoIter.html" title="struct indexmap::set::IntoIter">IntoIter</a>&lt;T&gt;</span><span class="where fmt-newline"> type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html#associatedtype.Item" class="type">Item</a> = T;</span></code></span></div></span></span> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;F: <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/function/trait.FnMut.html" title="trait core::ops::function::FnMut">FnMut</a>(<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/cmp/enum.Ordering.html" title="enum core::cmp::Ordering">Ordering</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#578-585" title="goto source code">[src]</a></h4><div class="docblock"><p>Sort the values of the set and return a by value iterator of
the values with the result.</p>
<p>The sort is stable.</p>
</div><h4 id="method.reverse" class="method"><code>pub fn <a href="#method.reverse" class="fnname">reverse</a>(&amp;mut self)</code><a class="srclink" href="../../src/indexmap/set.rs.html#590-592" title="goto source code">[src]</a></h4><div class="docblock"><p>Reverses the order of the sets values in place.</p>
<p>Computes in <strong>O(n)</strong> time and <strong>O(1)</strong> space.</p>
</div></div><h3 id="impl-3" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt;</code><a href="#impl-3" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#595-651" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.get_index" class="method"><code>pub fn <a href="#method.get_index" class="fnname">get_index</a>(&amp;self, index: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T&gt;</code><a class="srclink" href="../../src/indexmap/set.rs.html#601-603" title="goto source code">[src]</a></h4><div class="docblock"><p>Get a value by index</p>
<p>Valid indices are <em>0 &lt;= index &lt; self.len()</em></p>
<p>Computes in <strong>O(1)</strong> time.</p>
</div><h4 id="method.first" class="method"><code>pub fn <a href="#method.first" class="fnname">first</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T&gt;</code><a class="srclink" href="../../src/indexmap/set.rs.html#608-610" title="goto source code">[src]</a></h4><div class="docblock"><p>Get the first value</p>
<p>Computes in <strong>O(1)</strong> time.</p>
</div><h4 id="method.last" class="method"><code>pub fn <a href="#method.last" class="fnname">last</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T&gt;</code><a class="srclink" href="../../src/indexmap/set.rs.html#615-617" title="goto source code">[src]</a></h4><div class="docblock"><p>Get the last value</p>
<p>Computes in <strong>O(1)</strong> time.</p>
</div><h4 id="method.swap_remove_index" class="method"><code>pub fn <a href="#method.swap_remove_index" class="fnname">swap_remove_index</a>(&amp;mut self, index: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;T&gt;</code><a class="srclink" href="../../src/indexmap/set.rs.html#628-630" title="goto source code">[src]</a></h4><div class="docblock"><p>Remove the value by index</p>
<p>Valid indices are <em>0 &lt;= index &lt; self.len()</em></p>
<p>Like <code>Vec::swap_remove</code>, the value is removed by swapping it with the
last element of the set and popping it off. <strong>This perturbs
the position of what used to be the last element!</strong></p>
<p>Computes in <strong>O(1)</strong> time (average).</p>
</div><h4 id="method.shift_remove_index" class="method"><code>pub fn <a href="#method.shift_remove_index" class="fnname">shift_remove_index</a>(&amp;mut self, index: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;T&gt;</code><a class="srclink" href="../../src/indexmap/set.rs.html#641-643" title="goto source code">[src]</a></h4><div class="docblock"><p>Remove the value by index</p>
<p>Valid indices are <em>0 &lt;= index &lt; self.len()</em></p>
<p>Like <code>Vec::remove</code>, the value is removed by shifting all of the
elements that follow it, preserving their relative order.
<strong>This perturbs the index of all of those elements!</strong></p>
<p>Computes in <strong>O(n)</strong> time (average).</p>
</div><h4 id="method.swap_indices" class="method"><code>pub fn <a href="#method.swap_indices" class="fnname">swap_indices</a>(&amp;mut self, a: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, b: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code><a class="srclink" href="../../src/indexmap/set.rs.html#648-650" title="goto source code">[src]</a></h4><div class="docblock"><p>Swaps the position of two values in the set.</p>
<p><em><strong>Panics</strong></em> if <code>a</code> or <code>b</code> are out of bounds.</p>
</div></div><h3 id="impl-4" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-4" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#878-910" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.is_disjoint" class="method"><code>pub fn <a href="#method.is_disjoint" class="fnname">is_disjoint</a>&lt;S2&gt;(&amp;self, other: &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#884-893" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns <code>true</code> if <code>self</code> has no elements in common with <code>other</code>.</p>
</div><h4 id="method.is_subset" class="method"><code>pub fn <a href="#method.is_subset" class="fnname">is_subset</a>&lt;S2&gt;(&amp;self, other: &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#896-901" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns <code>true</code> if all elements of <code>self</code> are contained in <code>other</code>.</p>
</div><h4 id="method.is_superset" class="method"><code>pub fn <a href="#method.is_superset" class="fnname">is_superset</a>&lt;S2&gt;(&amp;self, other: &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a class="srclink" href="../../src/indexmap/set.rs.html#904-909" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns <code>true</code> if all elements of <code>other</code> are contained in <code>self</code>.</p>
</div></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><h3 id="impl-BitAnd%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E" class="impl"><code class="in-band">impl&lt;T, S1, S2&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitAnd.html" title="trait core::ops::bit::BitAnd">BitAnd</a>&lt;&amp;'_ <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;&gt; for &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S1&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S1: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-BitAnd%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#1173-1187" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Output-1" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitAnd.html#associatedtype.Output" class="type">Output</a> = <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S1&gt;</code></h4><div class='docblock'><p>The resulting type after applying the <code>&amp;</code> operator.</p>
</div><h4 id="method.bitand" class="method"><code>fn <a href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitAnd.html#tymethod.bitand" class="fnname">bitand</a>(self, other: &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;) -&gt; Self::<a class="type" href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitAnd.html#associatedtype.Output" title="type core::ops::bit::BitAnd::Output">Output</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#1184-1186" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns the set intersection, cloned into a new set.</p>
<p>Values are collected in the same order that they appear in <code>self</code>.</p>
</div></div><h3 id="impl-BitOr%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E" class="impl"><code class="in-band">impl&lt;T, S1, S2&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitOr.html" title="trait core::ops::bit::BitOr">BitOr</a>&lt;&amp;'_ <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;&gt; for &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S1&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S1: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-BitOr%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#1189-1204" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Output-2" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitOr.html#associatedtype.Output" class="type">Output</a> = <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S1&gt;</code></h4><div class='docblock'><p>The resulting type after applying the <code>|</code> operator.</p>
</div><h4 id="method.bitor" class="method"><code>fn <a href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitOr.html#tymethod.bitor" class="fnname">bitor</a>(self, other: &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;) -&gt; Self::<a class="type" href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitOr.html#associatedtype.Output" title="type core::ops::bit::BitOr::Output">Output</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#1201-1203" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns the set union, cloned into a new set.</p>
<p>Values from <code>self</code> are collected in their original order, followed by
values that are unique to <code>other</code> in their original order.</p>
</div></div><h3 id="impl-BitXor%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E" class="impl"><code class="in-band">impl&lt;T, S1, S2&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitXor.html" title="trait core::ops::bit::BitXor">BitXor</a>&lt;&amp;'_ <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;&gt; for &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S1&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S1: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-BitXor%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#1206-1221" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Output-3" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitXor.html#associatedtype.Output" class="type">Output</a> = <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S1&gt;</code></h4><div class='docblock'><p>The resulting type after applying the <code>^</code> operator.</p>
</div><h4 id="method.bitxor" class="method"><code>fn <a href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitXor.html#tymethod.bitxor" class="fnname">bitxor</a>(self, other: &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;) -&gt; Self::<a class="type" href="https://doc.rust-lang.org/nightly/core/ops/bit/trait.BitXor.html#associatedtype.Output" title="type core::ops::bit::BitXor::Output">Output</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#1218-1220" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns the set symmetric-difference, cloned into a new set.</p>
<p>Values from <code>self</code> are collected in their original order, followed by
values from <code>other</code> in their original order.</p>
</div></div><h3 id="impl-Clone" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,&nbsp;</span></code><a href="#impl-Clone" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#71-85" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.clone" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone" class="fnname">clone</a>(&amp;self) -&gt; Self</code><a class="srclink" href="../../src/indexmap/set.rs.html#76-80" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Returns a copy of the value. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
</div><h4 id="method.clone_from" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from" class="fnname">clone_from</a>(&amp;mut self, other: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Self)</code><a class="srclink" href="../../src/indexmap/set.rs.html#82-84" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from">Read more</a></p>
</div></div><h3 id="impl-Debug" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a>,&nbsp;</span></code><a href="#impl-Debug" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#113-125" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.fmt" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt" class="fnname">fmt</a>(&amp;self, f: &amp;mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#117-124" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></div><h3 id="impl-Default" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a>,&nbsp;</span></code><a href="#impl-Default" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#848-858" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.default" class="method"><code>fn <a href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html#tymethod.default" class="fnname">default</a>() -&gt; Self</code><a class="srclink" href="../../src/indexmap/set.rs.html#853-857" title="goto source code">[src]</a></h4><div class="docblock"><p>Return an empty <code>IndexSet</code></p>
</div></div><h3 id="impl-Eq" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-Eq" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#871-876" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Extend%3C%26%27a%20T%3E" class="impl"><code class="in-band">impl&lt;'a, T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html" title="trait core::iter::traits::collect::Extend">Extend</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a </a>T&gt; for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html" title="trait core::marker::Copy">Copy</a> + 'a,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-Extend%3C%26%27a%20T%3E" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#837-846" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.extend-1" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend" class="fnname">extend</a>&lt;I:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a>&lt;Item = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a </a>T&gt;&gt;(&amp;mut self, iterable: I)</code><a class="srclink" href="../../src/indexmap/set.rs.html#842-845" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Extends a collection with the contents of an iterator. <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend">Read more</a></p>
</div><h4 id="method.extend_one-1" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_one" class="fnname">extend_one</a>(&amp;mut self, item: A)</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#340" title="goto source code">[src]</a></h4><div class="item-info hidden"><div class="stab unstable"><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>extend_one</code>)</div></div><div class='docblock hidden'><p>Extends a collection with exactly one element.</p>
</div><h4 id="method.extend_reserve-1" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve" class="fnname">extend_reserve</a>(&amp;mut self, additional: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#348" title="goto source code">[src]</a></h4><div class="item-info hidden"><div class="stab unstable"><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>extend_one</code>)</div></div><div class='docblock hidden'><p>Reserves capacity in a collection for the given number of additional elements. <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve">Read more</a></p>
</div></div><h3 id="impl-Extend%3CT%3E" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html" title="trait core::iter::traits::collect::Extend">Extend</a>&lt;T&gt; for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-Extend%3CT%3E" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#826-835" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.extend" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend" class="fnname">extend</a>&lt;I:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a>&lt;Item = T&gt;&gt;(&amp;mut self, iterable: I)</code><a class="srclink" href="../../src/indexmap/set.rs.html#831-834" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Extends a collection with the contents of an iterator. <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#tymethod.extend">Read more</a></p>
</div><h4 id="method.extend_one" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_one" class="fnname">extend_one</a>(&amp;mut self, item: A)</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#340" title="goto source code">[src]</a></h4><div class="item-info hidden"><div class="stab unstable"><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>extend_one</code>)</div></div><div class='docblock hidden'><p>Extends a collection with exactly one element.</p>
</div><h4 id="method.extend_reserve" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve" class="fnname">extend_reserve</a>(&amp;mut self, additional: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>)</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/iter/traits/collect.rs.html#348" title="goto source code">[src]</a></h4><div class="item-info hidden"><div class="stab unstable"><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>extend_one</code>)</div></div><div class='docblock hidden'><p>Reserves capacity in a collection for the given number of additional elements. <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.Extend.html#method.extend_reserve">Read more</a></p>
</div></div><h3 id="impl-FromIterator%3CT%3E" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html" title="trait core::iter::traits::collect::FromIterator">FromIterator</a>&lt;T&gt; for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a>,&nbsp;</span></code><a href="#impl-FromIterator%3CT%3E" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#813-824" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from_iter" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html#tymethod.from_iter" class="fnname">from_iter</a>&lt;I:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a>&lt;Item = T&gt;&gt;(iterable: I) -&gt; Self</code><a class="srclink" href="../../src/indexmap/set.rs.html#818-823" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Creates a value from an iterator. <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.FromIterator.html#tymethod.from_iter">Read more</a></p>
</div></div><h3 id="impl-Index%3Cusize%3E" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html" title="trait core::ops::index::Index">Index</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>&gt; for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt;</code><a href="#impl-Index%3Cusize%3E" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#681-691" title="goto source code">[src]</a></h3><div class="docblock"><p>Access <code>IndexSet</code> values at indexed positions.</p>
<h1 id="examples-1" class="section-header"><a href="#examples-1">Examples</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">indexmap</span>::<span class="ident">IndexSet</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">set</span> <span class="op">=</span> <span class="ident">IndexSet</span>::<span class="ident">new</span>();
<span class="kw">for</span> <span class="ident">word</span> <span class="kw">in</span> <span class="string">&quot;Lorem ipsum dolor sit amet&quot;</span>.<span class="ident">split_whitespace</span>() {
<span class="ident">set</span>.<span class="ident">insert</span>(<span class="ident">word</span>.<span class="ident">to_string</span>());
}
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">set</span>[<span class="number">0</span>], <span class="string">&quot;Lorem&quot;</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">set</span>[<span class="number">1</span>], <span class="string">&quot;ipsum&quot;</span>);
<span class="ident">set</span>.<span class="ident">reverse</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">set</span>[<span class="number">0</span>], <span class="string">&quot;amet&quot;</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">set</span>[<span class="number">1</span>], <span class="string">&quot;sit&quot;</span>);
<span class="ident">set</span>.<span class="ident">sort</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">set</span>[<span class="number">0</span>], <span class="string">&quot;Lorem&quot;</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">set</span>[<span class="number">1</span>], <span class="string">&quot;amet&quot;</span>);</pre></div>
<div class='information'><div class='tooltip should_panic'></div></div><div class="example-wrap"><pre class="rust rust-example-rendered should_panic">
<span class="kw">use</span> <span class="ident">indexmap</span>::<span class="ident">IndexSet</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">set</span> <span class="op">=</span> <span class="ident">IndexSet</span>::<span class="ident">new</span>();
<span class="ident">set</span>.<span class="ident">insert</span>(<span class="string">&quot;foo&quot;</span>);
<span class="macro">println</span><span class="macro">!</span>(<span class="string">&quot;{:?}&quot;</span>, <span class="ident">set</span>[<span class="number">10</span>]); <span class="comment">// panics!</span></pre></div>
</div><div class="impl-items"><h4 id="associatedtype.Output-4" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#associatedtype.Output" class="type">Output</a> = T</code></h4><div class='docblock'><p>The returned type after indexing.</p>
</div><h4 id="method.index" class="method"><code>fn <a href="https://doc.rust-lang.org/nightly/core/ops/index/trait.Index.html#tymethod.index" class="fnname">index</a>(&amp;self, index: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T</code><a class="srclink" href="../../src/indexmap/set.rs.html#687-690" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns a reference to the value at the supplied <code>index</code>.</p>
<p><em><strong>Panics</strong></em> if <code>index</code> is out of bounds.</p>
</div></div><h3 id="impl-IntoIterator" class="impl"><code class="in-band">impl&lt;'a, T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a> for &amp;'a <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt;</code><a href="#impl-IntoIterator" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#793-800" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Item" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" class="type">Item</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a </a>T</code></h4><div class='docblock'><p>The type of the elements being iterated over.</p>
</div><h4 id="associatedtype.IntoIter" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter" class="type">IntoIter</a> = <a class="struct" href="../../indexmap/set/struct.Iter.html" title="struct indexmap::set::Iter">Iter</a>&lt;'a, T&gt;</code></h4><div class='docblock'><p>Which kind of iterator are we turning this into?</p>
</div><h4 id="method.into_iter" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#tymethod.into_iter" class="fnname">into_iter</a>(self) -&gt; Self::<a class="type" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter" title="type core::iter::traits::collect::IntoIterator::IntoIter">IntoIter</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#797-799" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Creates an iterator from a value. <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#tymethod.into_iter">Read more</a></p>
</div></div><h3 id="impl-IntoIterator-1" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html" title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt;</code><a href="#impl-IntoIterator-1" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#802-811" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Item-1" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item" class="type">Item</a> = T</code></h4><div class='docblock'><p>The type of the elements being iterated over.</p>
</div><h4 id="associatedtype.IntoIter-1" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter" class="type">IntoIter</a> = <a class="struct" href="../../indexmap/set/struct.IntoIter.html" title="struct indexmap::set::IntoIter">IntoIter</a>&lt;T&gt;</code></h4><div class='docblock'><p>Which kind of iterator are we turning this into?</p>
</div><h4 id="method.into_iter-1" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#tymethod.into_iter" class="fnname">into_iter</a>(self) -&gt; Self::<a class="type" href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.IntoIter" title="type core::iter::traits::collect::IntoIterator::IntoIter">IntoIter</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#806-810" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Creates an iterator from a value. <a href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#tymethod.into_iter">Read more</a></p>
</div></div><h3 id="impl-PartialEq%3CIndexSet%3CT%2C%20S2%3E%3E" class="impl"><code class="in-band">impl&lt;T, S1, S2&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a>&lt;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;&gt; for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S1&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S1: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-PartialEq%3CIndexSet%3CT%2C%20S2%3E%3E" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#860-869" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.eq" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq" class="fnname">eq</a>(&amp;self, other: &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#866-868" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used
by <code>==</code>. <a href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq">Read more</a></p>
</div><h4 id="method.ne" class="method hidden"><code><span class="docblock attributes">#[must_use]</span>pub fn <a href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#method.ne" class="fnname">ne</a>(&amp;self, other: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Rhs) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/cmp.rs.html#213" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>!=</code>.</p>
</div></div><h3 id="impl-Sub%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E" class="impl"><code class="in-band">impl&lt;T, S1, S2&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/arith/trait.Sub.html" title="trait core::ops::arith::Sub">Sub</a>&lt;&amp;'_ <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;&gt; for &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S1&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S1: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;S2: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.BuildHasher.html" title="trait core::hash::BuildHasher">BuildHasher</a>,&nbsp;</span></code><a href="#impl-Sub%3C%26%27_%20IndexSet%3CT%2C%20S2%3E%3E" class="anchor"></a><a class="srclink" href="../../src/indexmap/set.rs.html#1223-1237" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Output" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/ops/arith/trait.Sub.html#associatedtype.Output" class="type">Output</a> = <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S1&gt;</code></h4><div class='docblock'><p>The resulting type after applying the <code>-</code> operator.</p>
</div><h4 id="method.sub" class="method"><code>fn <a href="https://doc.rust-lang.org/nightly/core/ops/arith/trait.Sub.html#tymethod.sub" class="fnname">sub</a>(self, other: &amp;<a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S2&gt;) -&gt; Self::<a class="type" href="https://doc.rust-lang.org/nightly/core/ops/arith/trait.Sub.html#associatedtype.Output" title="type core::ops::arith::Sub::Output">Output</a></code><a class="srclink" href="../../src/indexmap/set.rs.html#1234-1236" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns the set difference, cloned into a new set.</p>
<p>Values are collected in the same order that they appear in <code>self</code>.</p>
</div></div></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><h3 id="impl-RefUnwindSafe" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a>,&nbsp;</span></code><a href="#impl-RefUnwindSafe" class="anchor"></a><a class="srclink" href="../../src/indexmap/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Send" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,&nbsp;</span></code><a href="#impl-Send" class="anchor"></a><a class="srclink" href="../../src/indexmap/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Sync" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,&nbsp;</span></code><a href="#impl-Sync" class="anchor"></a><a class="srclink" href="../../src/indexmap/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Unpin" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,&nbsp;</span></code><a href="#impl-Unpin" class="anchor"></a><a class="srclink" href="../../src/indexmap/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-UnwindSafe" class="impl"><code class="in-band">impl&lt;T, S&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a> for <a class="struct" href="../../indexmap/set/struct.IndexSet.html" title="struct indexmap::set::IndexSet">IndexSet</a>&lt;T, S&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;S: <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a>,<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a>,&nbsp;</span></code><a href="#impl-UnwindSafe" class="anchor"></a><a class="srclink" href="../../src/indexmap/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><h3 id="impl-Any" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Any" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#131-135" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.type_id" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#132" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></div><h3 id="impl-Borrow%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Borrow%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#207-211" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#208" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></div><h3 id="impl-BorrowMut%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214-218" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow_mut" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#215" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></div><h3 id="impl-From%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</code><a href="#impl-From%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#545-549" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -&gt; T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#546" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-Into%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-Into%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#534-541" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -&gt; U</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#538" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-ToOwned" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html" title="trait alloc::borrow::ToOwned">ToOwned</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,&nbsp;</span></code><a href="#impl-ToOwned" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#80-92" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Owned" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#associatedtype.Owned" class="type">Owned</a> = T</code></h4><div class='docblock'><p>The resulting type after obtaining ownership.</p>
</div><h4 id="method.to_owned" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned" class="fnname">to_owned</a>(&amp;self) -&gt; T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#85" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Creates owned data from borrowed data, usually by cloning. <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></p>
</div><h4 id="method.clone_into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into" class="fnname">clone_into</a>(&amp;self, target: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>T)</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#89" title="goto source code">[src]</a></h4><div class="item-info hidden"><div class="stab unstable"><details><summary><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>toowned_clone_into</code>)</summary><p>recently added</p>
</details></div></div><div class='docblock hidden'><p>Uses borrowed data to replace owned data, usually by cloning. <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></p>
</div></div><h3 id="impl-TryFrom%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#582-591" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="type">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id="method.try_from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#588" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-TryInto%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryInto%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#568-577" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error-1" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="type">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id="method.try_into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#574" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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