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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="A view into a single entry in a map, which may either be vacant or occupied. This enum is constructed from the `entry` method on `Map`."><meta name="keywords" content="rust, rustlang, rust-lang, Entry"><title>Entry in toml::map - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../normalize.css"><link rel="stylesheet" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../ayu.css" disabled><link rel="stylesheet" href="../../dark.css" disabled><link rel="stylesheet" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../main.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../favicon.svg"></head><body class="rustdoc enum"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">&#9776;</button><a class="sidebar-logo" href="../../toml/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../toml/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2 class="location"><a href="#">Entry</a></h2><div class="sidebar-elems"><section><h3><a href="#variants">Variants</a></h3><ul class="block"><li><a href="#variant.Occupied">Occupied</a></li><li><a href="#variant.Vacant">Vacant</a></li></ul><h3><a href="#implementations">Methods</a></h3><ul class="block"><li><a href="#method.key">key</a></li><li><a href="#method.or_insert">or_insert</a></li><li><a href="#method.or_insert_with">or_insert_with</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block"><li><a href="#impl-RefUnwindSafe-for-Entry%3C%27a%3E">RefUnwindSafe</a></li><li><a href="#impl-Send-for-Entry%3C%27a%3E">Send</a></li><li><a href="#impl-Sync-for-Entry%3C%27a%3E">Sync</a></li><li><a href="#impl-Unpin-for-Entry%3C%27a%3E">Unpin</a></li><li><a href="#impl-UnwindSafe-for-Entry%3C%27a%3E">!UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block"><li><a href="#impl-Any-for-Entry%3C%27a%3E">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-Entry%3C%27a%3E">Borrow&lt;T&gt;</a></li><li><a href="#impl-BorrowMut%3CT%3E-for-Entry%3C%27a%3E">BorrowMut&lt;T&gt;</a></li><li><a href="#impl-From%3CT%3E-for-Entry%3C%27a%3E">From&lt;T&gt;</a></li><li><a href="#impl-Into%3CU%3E-for-Entry%3C%27a%3E">Into&lt;U&gt;</a></li><li><a href="#impl-TryFrom%3CU%3E-for-Entry%3C%27a%3E">TryFrom&lt;U&gt;</a></li><li><a href="#impl-TryInto%3CU%3E-for-Entry%3C%27a%3E">TryInto&lt;U&gt;</a></li></ul></section><h2><a href="index.html">In toml::map</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn">Enum <a href="../index.html">toml</a>::<wbr><a href="index.html">map</a>::<wbr><a class="enum" href="#">Entry</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="srclink" href="../../src/toml/map.rs.html#376-381">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span></div><div class="item-decl"><pre class="rust enum"><code>pub enum Entry&lt;'a&gt; {
Vacant(<a class="struct" href="struct.VacantEntry.html" title="struct toml::map::VacantEntry">VacantEntry</a>&lt;'a&gt;),
Occupied(<a class="struct" href="struct.OccupiedEntry.html" title="struct toml::map::OccupiedEntry">OccupiedEntry</a>&lt;'a&gt;),
}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A view into a single entry in a map, which may either be vacant or occupied.
This enum is constructed from the <a href="struct.Map.html#method.entry"><code>entry</code></a> method on <a href="struct.Map.html"><code>Map</code></a>.</p>
</div></details><h2 id="variants" class="variants small-section-header">Variants<a href="#variants" class="anchor"></a></h2><h3 id="variant.Vacant" class="variant small-section-header"><a href="#variant.Vacant" class="anchor field"></a><code>Vacant(<a class="struct" href="struct.VacantEntry.html" title="struct toml::map::VacantEntry">VacantEntry</a>&lt;'a&gt;)</code></h3><div class="docblock"><p>A vacant Entry.</p>
</div><h3 id="variant.Occupied" class="variant small-section-header"><a href="#variant.Occupied" class="anchor field"></a><code>Occupied(<a class="struct" href="struct.OccupiedEntry.html" title="struct toml::map::OccupiedEntry">OccupiedEntry</a>&lt;'a&gt;)</code></h3><div class="docblock"><p>An occupied Entry.</p>
</div><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><div id="implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Entry%3C%27a%3E" class="impl has-srclink"><a class="srclink rightside" href="../../src/toml/map.rs.html#407-437">source</a><a href="#impl-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a&gt; <a class="enum" href="enum.Entry.html" title="enum toml::map::Entry">Entry</a>&lt;'a&gt;</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.key" class="method has-srclink"><a class="srclink rightside" href="../../src/toml/map.rs.html#409-414">source</a><h4 class="code-header">pub fn <a href="#method.key" class="fnname">key</a>(&amp;self) -&gt; &amp;String</h4></section></summary><div class="docblock"><p>Returns a reference to this entry’s key.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.or_insert" class="method has-srclink"><a class="srclink rightside" href="../../src/toml/map.rs.html#418-423">source</a><h4 class="code-header">pub fn <a href="#method.or_insert" class="fnname">or_insert</a>(self, default: <a class="enum" href="../value/enum.Value.html" title="enum toml::value::Value">Value</a>) -&gt; &amp;'a mut <a class="enum" href="../value/enum.Value.html" title="enum toml::value::Value">Value</a></h4></section></summary><div class="docblock"><p>Ensures a value is in the entry by inserting the default if empty, and
returns a mutable reference to the value in the entry.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.or_insert_with" class="method has-srclink"><a class="srclink rightside" href="../../src/toml/map.rs.html#428-436">source</a><h4 class="code-header">pub fn <a href="#method.or_insert_with" class="fnname">or_insert_with</a>&lt;F&gt;(self, default: F) -&gt; &amp;'a mut <a class="enum" href="../value/enum.Value.html" title="enum toml::value::Value">Value</a><span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;F: FnOnce() -&gt; <a class="enum" href="../value/enum.Value.html" title="enum toml::value::Value">Value</a>,</span></h4></section></summary><div class="docblock"><p>Ensures a value is in the entry by inserting the result of the default
function if empty, and returns a mutable reference to the value in the
entry.</p>
</div></details></div></details></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"><section id="impl-RefUnwindSafe-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-RefUnwindSafe-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a&gt; RefUnwindSafe for <a class="enum" href="enum.Entry.html" title="enum toml::map::Entry">Entry</a>&lt;'a&gt;</h3></section><section id="impl-Send-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-Send-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a&gt; Send for <a class="enum" href="enum.Entry.html" title="enum toml::map::Entry">Entry</a>&lt;'a&gt;</h3></section><section id="impl-Sync-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-Sync-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a&gt; Sync for <a class="enum" href="enum.Entry.html" title="enum toml::map::Entry">Entry</a>&lt;'a&gt;</h3></section><section id="impl-Unpin-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-Unpin-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a&gt; Unpin for <a class="enum" href="enum.Entry.html" title="enum toml::map::Entry">Entry</a>&lt;'a&gt;</h3></section><section id="impl-UnwindSafe-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-UnwindSafe-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a&gt; !UnwindSafe for <a class="enum" href="enum.Entry.html" title="enum toml::map::Entry">Entry</a>&lt;'a&gt;</h3></section></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Any-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-Any-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; Any for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl has-srclink"><a href="#method.type_id" class="anchor"></a><h4 class="code-header">fn <a class="fnname">type_id</a>(&amp;self) -&gt; TypeId</h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-Borrow%3CT%3E-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; Borrow&lt;T&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">fn <a class="fnname">borrow</a>(&amp;self) -&gt; &amp;T</h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-BorrowMut%3CT%3E-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; BorrowMut&lt;T&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">fn <a class="fnname">borrow_mut</a>(&amp;mut self) -&gt; &amp;mut T</h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-From%3CT%3E-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;T&gt; From&lt;T&gt; for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a class="fnname">from</a>(t: T) -&gt; T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-Into%3CU%3E-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;T, U&gt; Into&lt;U&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: From&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">into</a>(self) -&gt; U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
<p>That is, this conversion is whatever the implementation of
<code>[From]&lt;T&gt; for U</code> chooses to do.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-TryFrom%3CU%3E-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;T, U&gt; TryFrom&lt;U&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: Into&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Error</a> = Infallible</h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">fn <a class="fnname">try_from</a>(value: U) -&gt; Result&lt;T, &lt;T as TryFrom&lt;U&gt;&gt;::Error&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-Entry%3C%27a%3E" class="impl has-srclink"><a href="#impl-TryInto%3CU%3E-for-Entry%3C%27a%3E" class="anchor"></a><h3 class="code-header">impl&lt;T, U&gt; TryInto&lt;U&gt; for T<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: TryFrom&lt;T&gt;,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Error</a> = &lt;U as TryFrom&lt;T&gt;&gt;::Error</h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">try_into</a>(self) -&gt; Result&lt;U, &lt;U as TryFrom&lt;T&gt;&gt;::Error&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details></div></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="toml" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html>