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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 `ToJson` trait in crate `rustc_serialize`."><meta name="keywords" content="rust, rustlang, rust-lang, ToJson"><title>rustc_serialize::json::ToJson - Rust</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="shortcut icon" href="https://www.rust-lang.org/favicon.ico"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc trait"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../../rustc_serialize/index.html'><div class='logo-container'><img src='https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png' alt='logo'></div></a><p class='location'>Trait ToJson</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#required-methods">Required Methods</a><div class="sidebar-links"><a href="#tymethod.to_json">to_json</a></div><a class="sidebar-title" href="#foreign-impls">Implementations on Foreign Types</a><div class="sidebar-links"><a href="#impl-ToJson-for-%5BA%5D">[A]</a><a href="#impl-ToJson-for-()">()</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C%2C%20D%2C%20E%2C%20F%2C%20G%2C%20H%2C%20I%2C%20J%2C%20K%2C%20L)">(A, B, C, D, E, F, G, H, I, J, K, L)</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C%2C%20D%2C%20E%2C%20F%2C%20G%2C%20H%2C%20I%2C%20J%2C%20K)">(A, B, C, D, E, F, G, H, I, J, K)</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C%2C%20D%2C%20E%2C%20F%2C%20G%2C%20H%2C%20I%2C%20J)">(A, B, C, D, E, F, G, H, I, J)</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C%2C%20D%2C%20E%2C%20F%2C%20G%2C%20H%2C%20I)">(A, B, C, D, E, F, G, H, I)</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C%2C%20D%2C%20E%2C%20F%2C%20G%2C%20H)">(A, B, C, D, E, F, G, H)</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C%2C%20D%2C%20E%2C%20F%2C%20G)">(A, B, C, D, E, F, G)</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C%2C%20D%2C%20E%2C%20F)">(A, B, C, D, E, F)</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C%2C%20D%2C%20E)">(A, B, C, D, E)</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C%2C%20D)">(A, B, C, D)</a><a href="#impl-ToJson-for-(A%2C%20B%2C%20C)">(A, B, C)</a><a href="#impl-ToJson-for-(A%2C%20B)">(A, B)</a><a href="#impl-ToJson-for-(A%2C)">(A,)</a><a href="#impl-ToJson-for-BTreeMap%3CString%2C%20A%3E">BTreeMap<String, A></a><a href="#impl-ToJson-for-HashMap%3CString%2C%20A%3E">HashMap<String, A></a><a href="#impl-ToJson-for-Option%3CA%3E">Option<A></a><a href="#impl-ToJson-for-String">String</a><a href="#impl-ToJson-for-Vec%3CA%3E">Vec<A></a><a href="#impl-ToJson-for-bool">bool</a><a href="#impl-ToJson-for-f32">f32</a><a href="#impl-ToJson-for-f64">f64</a><a href="#impl-ToJson-for-i16">i16</a><a href="#impl-ToJson-for-i32">i32</a><a href="#impl-ToJson-for-i64">i64</a><a href="#impl-ToJson-for-i8">i8</a><a href="#impl-ToJson-for-isize">isize</a><a href="#impl-ToJson-for-str">str</a><a href="#impl-ToJson-for-u16">u16</a><a href="#impl-ToJson-for-u32">u32</a><a href="#impl-ToJson-for-u64">u64</a><a href="#impl-ToJson-for-u8">u8</a><a href="#impl-ToJson-for-usize">usize</a></div><a class="sidebar-title" href="#implementors">Implementors</a></div><p class='location'><a href='../index.html'>rustc_serialize</a>::<wbr><a href='index.html'>json</a></p><script>window.sidebarCurrent = {name: 'ToJson', ty: 'trait', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><bu
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fn <a href='#tymethod.to_json' class='fnname'>to_json</a>(&self) -> <a class="enum" href="../../rustc_serialize/json/enum.Json.html" title="enum rustc_serialize::json::Json">Json</a>;
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}</pre></div><div class='docblock'><p>A trait for converting values to JSON</p>
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<h2 id='required-methods' class='small-section-header'>Required methods<a href='#required-methods' class='anchor'></a></h2><div class='methods'><h3 id='tymethod.to_json' class='method'><code id='to_json.v'>fn <a href='#tymethod.to_json' class='fnname'>to_json</a>(&self) -> <a class="enum" href="../../rustc_serialize/json/enum.Json.html" title="enum rustc_serialize::json::Json">Json</a></code></h3><div class='docblock'><p>Converts the value of <code>self</code> to an instance of JSON</p>
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<h2 id='foreign-impls' class='small-section-header'>Implementations on Foreign Types<a href='#foreign-impls' class='anchor'></a></h2><h3 id='impl-ToJson-for-isize' class='impl'><code class='in-band'>impl <a class="trait" href="../../rustc_serialize/json/trait.ToJson.html" title="trait rustc_serialize::json::ToJson">ToJson</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.isize.html">isize</a></code><a href='#impl-ToJson-for-isize' class='anchor'></a><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2386-2388' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.to_json' class="method hidden"><code id='to_json.v-1'>fn <a href='#method.to_json' class='fnname'>to_json</a>(&self) -> <a class="enum" href="../../rustc_serialize/json/enum.Json.html" title="enum rustc_serialize::json::Json">Json</a></code><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2387' title='goto source code'>[src]</a></h4></div><h3 id='impl-ToJson-for-i8' class='impl'><code class='in-band'>impl <a class="trait" href="../../rustc_serialize/json/trait.ToJson.html" title="trait rustc_serialize::json::ToJson">ToJson</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i8.html">i8</a></code><a href='#impl-ToJson-for-i8' class='anchor'></a><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2386-2388' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.to_json-1' class="method hidden"><code id='to_json.v-2'>fn <a href='#method.to_json' class='fnname'>to_json</a>(&self) -> <a class="enum" href="../../rustc_serialize/json/enum.Json.html" title="enum rustc_serialize::json::Json">Json</a></code><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2387' title='goto source code'>[src]</a></h4></div><h3 id='impl-ToJson-for-i16' class='impl'><code class='in-band'>impl <a class="trait" href="../../rustc_serialize/json/trait.ToJson.html" title="trait rustc_serialize::json::ToJson">ToJson</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i16.html">i16</a></code><a href='#impl-ToJson-for-i16' class='anchor'></a><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2386-2388' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.to_json-2' class="method hidden"><code id='to_json.v-3'>fn <a href='#method.to_json' class='fnname'>to_json</a>(&self) -> <a class="enum" href="../../rustc_serialize/json/enum.Json.html" title="enum rustc_serialize::json::Json">Json</a></code><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2387' title='goto source code'>[src]</a></h4></div><h3 id='impl-ToJson-for-i32' class='impl'><code class='in-band'>impl <a class="trait" href="../../rustc_serialize/json/trait.ToJson.html" title="trait rustc_serialize::json::ToJson">ToJson</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code><a href='#impl-ToJson-for-i32' class='anchor'></a><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2386-2388' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.to_json-3' class="method hidden"><code id='to_json.v-4'>fn <a href='#method.to_json' class='fnname'>to_json</a>(&self) -> <a class="enum" href="../../rustc_serialize/json/enum.Json.html" title="enum rustc_serialize::json::Json">Json</a></code><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2387' title='goto source code'>[src]</a></h4></div><h3 id='impl-ToJson-for-i64' class='impl'><code class='in-band'>impl <a class="trait" href="../../rustc_serialize/json/trait.ToJson.html" title="trait rustc_serialize::json::ToJson">ToJson</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i64.html">i64</a></code><a href='#impl-ToJson-for-i64' class='anchor'></a><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2386-2388' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='
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<h2 id='implementors' class='small-section-header'>Implementors<a href='#implementors' class='anchor'></a></h2><div class='item-list' id='implementors-list'><h3 id='impl-ToJson' class='impl'><code class='in-band'>impl ToJson for <a class="enum" href="../../rustc_serialize/json/enum.Json.html" title="enum rustc_serialize::json::Json">Json</a></code><a href='#impl-ToJson' class='anchor'></a><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2404-2406' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.to_json-33' class="method hidden"><code id='to_json.v-34'>fn <a href='#method.to_json-33' class='fnname'>to_json</a>(&self) -> <a class="enum" href="../../rustc_serialize/json/enum.Json.html" title="enum rustc_serialize::json::Json">Json</a></code><a class='srclink' href='../../src/rustc_serialize/json.rs.html#2405' title='goto source code'>[src]</a></h4></div></div><span class='loading-content'>Loading content...</span><script type="text/javascript">window.inlined_types=new Set([]);</script><script type="text/javascript" async
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