<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="API documentation for the Rust `Serializer` struct in crate `serde_json`."><metaname="keywords"content="rust, rustlang, rust-lang, Serializer"><title>serde_json::Serializer - Rust</title><linkrel="stylesheet"type="text/css"href="../normalize.css"><linkrel="stylesheet"type="text/css"href="../rustdoc.css"id="mainThemeStyle"><linkrel="stylesheet"type="text/css"href="../dark.css"><linkrel="stylesheet"type="text/css"href="../light.css"id="themeStyle"><scriptsrc="../storage.js"></script><noscript><linkrel="stylesheet"href="../noscript.css"></noscript><linkrel="shortcut icon"href="../favicon.ico"><styletype="text/css">#crate-search{background-image:url("../down-arrow.svg");}</style></head><bodyclass="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="sidebar"><divclass="sidebar-menu">☰</div><ahref='../serde_json/index.html'><divclass='logo-container'><imgsrc='../rust-logo.png'alt='logo'></div></a><pclass='location'>Struct Serializer</p><divclass="sidebar-elems"><divclass="block items"><aclass="sidebar-title"href="#methods">Methods</a><divclass="sidebar-links"><ahref="#method.into_inner">into_inner</a><ahref="#method.new">new</a><ahref="#method.pretty">pretty</a><ahref="#method.with_formatter">with_formatter</a></div><aclass="sidebar-title"href="#implementations">Trait Implementations</a><divclass="sidebar-links"><ahref="#impl-Serializer">Serializer</a></div><aclass="sidebar-title"href="#synthetic-implementations">Auto Trait Implementations</a><divclass="sidebar-links"><ahref="#impl-RefUnwindSafe">RefUnwindSafe</a><ahref="#impl-Send">Send</a><ahref="#impl-Sync">Sync</a><ahref="#impl-Unpin">Unpin</a><ahref="#impl-UnwindSafe">UnwindSafe</a></div><aclass="sidebar-title"href="#blanket-implementations">Blanket Implementations</a><divclass="sidebar-links"><ahref="#impl-Any">Any</a><ahref="#impl-Borrow%3CT%3E">Borrow<T></a><ahref="#impl-BorrowMut%3CT%3E">BorrowMut<T></a><ahref="#impl-From%3CT%3E">From<T></a><ahref="#impl-Into%3CU%3E">Into<U></a><ahref="#impl-TryFrom%3CU%3E">TryFrom<U></a><ahref="#impl-TryInto%3CU%3E">TryInto<U></a></div></div><pclass='location'><ahref='index.html'>serde_json</a></p><script>window.sidebarCurrent={name:'Serializer',ty:'struct',relpath:''};</script><scriptdefersrc="sidebar-items.js"></script></div></nav><divclass="theme-picker"><buttonid="theme-picker"aria-label="Pick another theme!"><imgsrc="../brush.svg"width="18"alt="Pick another theme!"></button><divid="theme-choices"></div></div><scriptsrc="../theme.js"></script><navclass="sub"><formclass="search-form js-only"><divclass="search-container"><div><selectid="crate-search"><optionvalue="All crates">All crates</option></select><inputclass="search-input"name="search"autocomplete="off"spellcheck="false"placeholder="Click or press ‘S’ to search, ‘?’ for more options…"type="search"></div><aid="settings-menu"href="../settings.html"><imgsrc="../wheel.svg"width="18"alt="Change settings"></a></div></form></nav><sectionid="main"class="content"><h1class='fqn'><spanclass='out-of-band'><spanid='render-detail'><aid="toggle-all-docs"href="javascript:void(0)"title="collapse all docs">[<spanclass='inner'>−</span>]</a></span><aclass='srclink'href='../src/serde_json/ser.rs.html#15-18'title='goto source code'>[src]</a></span><spanclass='in-band'>Struct <ahref='index.html'>serde_json</a>::<wbr><aclass="struct"href=''>Serializer</a></span></h1><divclass="docblock type-decl hidden-by-usual-hider"><preclass='rust struct'>pub struct Serializer<W, F = <aclass="struct"href="../serde_json/ser/struct.CompactFormatter.html"title="struct serde_json::ser::CompactFormatter">CompactFormatter</a>&g
</div><h2id='methods'class='small-section-header'>Methods<ahref='#methods'class='anchor'></a></h2><h3id='impl'class='impl'><codeclass='in-band'>impl<W><aclass="struct"href="../serde_json/ser/struct.Serializer.html"title="struct serde_json::ser::Serializer">Serializer</a><W><spanclass="where fmt-newline">where<br> W: <aclass="trait"href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html"title="trait std::io::Write">Write</a>, </span></code><ahref='#impl'class='anchor'></a><aclass='srclink'href='../src/serde_json/ser.rs.html#20-29'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.new'class="method"><codeid='new.v'>pub fn <ahref='#method.new'class='fnname'>new</a>(writer: W) -> Self</code><aclass='srclink'href='../src/serde_json/ser.rs.html#26-28'title='goto source code'>[src]</a></h4><divclass='docblock'><p>Creates a new JSON serializer.</p>
</div></div><h3id='impl-2'class='impl'><codeclass='in-band'>impl<W, F><aclass="struct"href="../serde_json/ser/struct.Serializer.html"title="struct serde_json::ser::Serializer">Serializer</a><W, F><spanclass="where fmt-newline">where<br> W: <aclass="trait"href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html"title="trait std::io::Write">Write</a>,<br> F: <aclass="trait"href="../serde_json/ser/trait.Formatter.html"title="trait serde_json::ser::Formatter">Formatter</a>, </span></code><ahref='#impl-2'class='anchor'></a><aclass='srclink'href='../src/serde_json/ser.rs.html#42-62'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.with_formatter'class="method"><codeid='with_formatter.v'>pub fn <ahref='#method.with_formatter'class='fnname'>with_formatter</a>(writer: W, formatter: F) -> Self</code><aclass='srclink'href='../src/serde_json/ser.rs.html#50-55'title='goto source code'>[src]</a></h4><divclass='docblock'><p>Creates a new JSON visitor whose output will be written to the writer
specified.</p>
</div><h4id='method.into_inner'class="method"><codeid='into_inner.v'>pub fn <ahref='#method.into_inner'class='fnname'>into_inner</a>(self) -> W</code><aclass='srclink'href='../src/serde_json/ser.rs.html#59-61'title='goto source code'>[src]</a></h4><divclass='docblock'><p>Unwrap the <code>Writer</code> from the <code>Serializer</code>.</p>
</div></div><h2id='implementations'class='small-section-header'>Trait Implementations<ahref='#implementations'class='anchor'></a></h2><divid='implementations-list'><h3id='impl-Serializer'class='impl'><codeclass='in-band'>impl<'a, W, F><aclass="trait"href="../serde/ser/trait.Serializer.html"title="trait serde::ser::Serializer">Serializer</a> for &'a mut <aclass="struct"href="../serde_json/ser/struct.Serializer.html"title="struct serde_json::ser::Serializer">Serializer</a><W, F><spanclass="where fmt-newline">where<br> W: <aclass="trait"href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html"title="trait std::io::Write">Write</a>,<br> F: <aclass="trait"href="../serde_json/ser/trait.Formatter.html"title="trait serde_json::ser::Formatter">Formatter</a>, </span></code><ahref='#impl-Serializer'class='anchor'></a><aclass='srclink'href='../src/serde_json/ser.rs.html#64-511'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Ok'class="type"><codeid='Ok.t'>type <ahref='../serde/ser/trait.Serializer.html#associatedtype.Ok'class="type">Ok</a> = <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a></code></h4><divclass='docblock'><p>The output type produced by this <code>Serializer</code> during successful serialization. Most serializers that produce text or binary output should set <code>Ok = ()</code> and serialize into an [<code>io::Write</code>] or buffer contained within the <code>Serializer</code> instance. Serializers that build in-memory data structures may be simplified by using <code>Ok</code> to propagate the data structure around. <ahref="../serde/ser/trait.Serializer.html#associatedtype.Ok">Read more</a></p>
</div><h4id='associatedtype.Error'class="type"><codeid='Error.t'>type <ahref='../serde/ser/trait.Serializer.html#associatedtype.Error'class="type">Error</a> = <aclass="struct"href="../serde_json/error/struct.Error.html"title="struct serde_json::error::Error">Error</a></code></h4><divclass='docblock'><p>The error type when some error occurs during serialization.</p>
</div><h4id='associatedtype.SerializeSeq'class="type"><codeid='SerializeSeq.t'>type <ahref='../serde/ser/trait.Serializer.html#associatedtype.SerializeSeq'class="type">SerializeSeq</a> = Compound<'a, W, F></code></h4><divclass='docblock'><p>Type returned from [<code>serialize_seq</code>] for serializing the content of the sequence. <ahref="../serde/ser/trait.Serializer.html#associatedtype.SerializeSeq">Read more</a></p>
</div><h4id='associatedtype.SerializeTuple'class="type"><codeid='SerializeTuple.t'>type <ahref='../serde/ser/trait.Serializer.html#associatedtype.SerializeTuple'class="type">SerializeTuple</a> = Compound<'a, W, F></code></h4><divclass='docblock'><p>Type returned from [<code>serialize_tuple</code>] for serializing the content of the tuple. <ahref="../serde/ser/trait.Serializer.html#associatedtype.SerializeTuple">Read more</a></p>
</div><h4id='associatedtype.SerializeTupleStruct'class="type"><codeid='SerializeTupleStruct.t'>type <ahref='../serde/ser/trait.Serializer.html#associatedtype.SerializeTupleStruct'class="type">SerializeTupleStruct</a> = Compound<'a, W, F></code></h4><divclass='docblock'><p>Type returned from [<code>serialize_tuple_struct</code>] for serializing the content of the tuple struct. <ahref="../serde/ser/trait.Serializer.html#associatedtype.SerializeTupleStruct">Read more</a></p>
</div><h4id='associatedtype.SerializeTupleVariant'class="type"><codeid='SerializeTupleVariant.t'>type <ahref='../serde/ser/trait.Serializer.html#associatedtype.SerializeTupleVariant'class="type">SerializeTupleVariant</a> = Compound<'a, W, F></code></h4><divclass='docblock'><p>Type returned from [<code>serialize_tuple_variant</code>] for serializing the content of the tuple variant. <ahref="../serde/ser/trait.Serializer.html#associatedtype.SerializeTupleVariant">Read more</a></p>
</div><h4id='associatedtype.SerializeMap'class="type"><codeid='SerializeMap.t'>type <ahref='../serde/ser/trait.Serializer.html#associatedtype.SerializeMap'class="type">SerializeMap</a> = Compound<'a, W, F></code></h4><divclass='docblock'><p>Type returned from [<code>serialize_map</code>] for serializing the content of the map. <ahref="../serde/ser/trait.Serializer.html#associatedtype.SerializeMap">Read more</a></p>
</div><h4id='associatedtype.SerializeStruct'class="type"><codeid='SerializeStruct.t'>type <ahref='../serde/ser/trait.Serializer.html#associatedtype.SerializeStruct'class="type">SerializeStruct</a> = Compound<'a, W, F></code></h4><divclass='docblock'><p>Type returned from [<code>serialize_struct</code>] for serializing the content of the struct. <ahref="../serde/ser/trait.Serializer.html#associatedtype.SerializeStruct">Read more</a></p>
</div><h4id='associatedtype.SerializeStructVariant'class="type"><codeid='SerializeStructVariant.t'>type <ahref='../serde/ser/trait.Serializer.html#associatedtype.SerializeStructVariant'class="type">SerializeStructVariant</a> = Compound<'a, W, F></code></h4><divclass='docblock'><p>Type returned from [<code>serialize_struct_variant</code>] for serializing the content of the struct variant. <ahref="../serde/ser/trait.Serializer.html#associatedtype.SerializeStructVariant">Read more</a></p>
</div><h4id='method.serialize_unit_struct'class="method hidden"><codeid='serialize_unit_struct.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_unit_struct'class='fnname'>serialize_unit_struct</a>(self, _name: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>></code><aclass='srclink'href='../src/serde_json/ser.rs.html#248-250'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Serialize a unit struct like <code>struct Unit</code> or <code>PhantomData<T></code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_unit_struct">Read more</a></p>
</div><h4id='method.serialize_unit_variant'class="method hidden"><codeid='serialize_unit_variant.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_unit_variant'class='fnname'>serialize_unit_variant</a>(<br> self, <br> _name: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> _variant_index: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>, <br> variant: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a><br>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>></code><aclass='srclink'href='../src/serde_json/ser.rs.html#253-260'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Serialize a unit variant like <code>E::A</code> in <code>enum E { A, B }</code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_unit_variant">Read more</a></p>
</div><h4id='method.serialize_newtype_struct'class="method"><codeid='serialize_newtype_struct.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_newtype_struct'class='fnname'>serialize_newtype_struct</a><T: ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>>(<br> self, <br> _name: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> value: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T<br>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>><spanclass="where fmt-newline">where<br> T: <aclass="trait"href="../serde/ser/trait.Serialize.html"title="trait serde::ser::Serialize">Serialize</a>, </span></code><aclass='srclink'href='../src/serde_json/ser.rs.html#264-269'title='goto source code'>[src]</a></h4><divclass='docblock'><p>Serialize newtypes without an object wrapper.</p>
</div><h4id='method.serialize_newtype_variant'class="method hidden"><codeid='serialize_newtype_variant.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_newtype_variant'class='fnname'>serialize_newtype_variant</a><T: ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>>(<br> self, <br> _name: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> _variant_index: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>, <br> variant: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> value: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T<br>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>><spanclass="where fmt-newline">where<br> T: <aclass="trait"href="../serde/ser/trait.Serialize.html"title="trait serde::ser::Serialize">Serialize</a>, </span></code><aclass='srclink'href='../src/serde_json/ser.rs.html#272-309'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Serialize a newtype variant like <code>E::N</code> in <code>enum E { N(u8) }</code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_newtype_variant">Read more</a></p>
</div><h4id='method.serialize_seq'class="method hidden"><codeid='serialize_seq.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_seq'class='fnname'>serialize_seq</a>(self, len: <aclass="enum"href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html"title="enum core::option::Option">Option</a><<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.SerializeSeq"title="type serde::ser::Serializer::SerializeSeq">SerializeSeq</a>></code><aclass='srclink'href='../src/serde_json/ser.rs.html#325-349'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Begin to serialize a variably sized sequence. This call must be followed by zero or more calls to <code>serialize_element</code>, then a call to <code>end</code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_seq">Read more</a></p>
</div><h4id='method.serialize_tuple'class="method hidden"><codeid='serialize_tuple.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_tuple'class='fnname'>serialize_tuple</a>(self, len: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.SerializeTuple"title="type serde::ser::Serializer::SerializeTuple">SerializeTuple</a>></code><aclass='srclink'href='../src/serde_json/ser.rs.html#352-354'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Begin to serialize a statically sized sequence whose length will be known at deserialization time without looking at the serialized data. This call must be followed by zero or more calls to <code>serialize_element</code>, then a call to <code>end</code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_tuple">Read more</a></p>
</div><h4id='method.serialize_tuple_struct'class="method hidden"><codeid='serialize_tuple_struct.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_tuple_struct'class='fnname'>serialize_tuple_struct</a>(<br> self, <br> _name: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> len: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><br>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.SerializeTupleStruct"title="type serde::ser::Serializer::SerializeTupleStruct">SerializeTupleStruct</a>></code><aclass='srclink'href='../src/serde_json/ser.rs.html#357-363'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Begin to serialize a tuple struct like <code>struct Rgb(u8, u8, u8)</code>. This call must be followed by zero or more calls to <code>serialize_field</code>, then a call to <code>end</code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_tuple_struct">Read more</a></p>
</div><h4id='method.serialize_tuple_variant'class="method hidden"><codeid='serialize_tuple_variant.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_tuple_variant'class='fnname'>serialize_tuple_variant</a>(<br> self, <br> _name: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> _variant_index: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>, <br> variant: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> len: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><br>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.SerializeTupleVariant"title="type serde::ser::Serializer::SerializeTupleVariant">SerializeTupleVariant</a>></code><aclass='srclink'href='../src/serde_json/ser.rs.html#366-391'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Begin to serialize a tuple variant like <code>E::T</code> in <code>enum E { T(u8, u8) }</code>. This call must be followed by zero or more calls to <code>serialize_field</code>, then a call to <code>end</code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_tuple_variant">Read more</a></p>
</div><h4id='method.serialize_map'class="method hidden"><codeid='serialize_map.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_map'class='fnname'>serialize_map</a>(self, len: <aclass="enum"href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html"title="enum core::option::Option">Option</a><<aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.SerializeMap"title="type serde::ser::Serializer::SerializeMap">SerializeMap</a>></code><aclass='srclink'href='../src/serde_json/ser.rs.html#394-418'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Begin to serialize a map. This call must be followed by zero or more calls to <code>serialize_key</code> and <code>serialize_value</code>, then a call to <code>end</code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_map">Read more</a></p>
</div><h4id='method.serialize_struct'class="method hidden"><codeid='serialize_struct.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_struct'class='fnname'>serialize_struct</a>(<br> self, <br> name: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> len: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><br>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.SerializeStruct"title="type serde::ser::Serializer::SerializeStruct">SerializeStruct</a>></code><aclass='srclink'href='../src/serde_json/ser.rs.html#421-429'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Begin to serialize a struct like <code>struct Rgb { r: u8, g: u8, b: u8 }</code>. This call must be followed by zero or more calls to <code>serialize_field</code>, then a call to <code>end</code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_struct">Read more</a></p>
</div><h4id='method.serialize_struct_variant'class="method hidden"><codeid='serialize_struct_variant.v'>fn <ahref='../serde/ser/trait.Serializer.html#tymethod.serialize_struct_variant'class='fnname'>serialize_struct_variant</a>(<br> self, <br> _name: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> _variant_index: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>, <br> variant: &'static <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> len: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><br>) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.SerializeStructVariant"title="type serde::ser::Serializer::SerializeStructVariant">SerializeStructVariant</a>></code><aclass='srclink'href='../src/serde_json/ser.rs.html#432-457'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Begin to serialize a struct variant like <code>E::S</code> in <code>enum E { S { r: u8, g: u8, b: u8 } }</code>. This call must be followed by zero or more calls to <code>serialize_field</code>, then a call to <code>end</code>. <ahref="../serde/ser/trait.Serializer.html#tymethod.serialize_struct_variant">Read more</a></p>
</div><h4id='method.collect_str'class="method hidden"><codeid='collect_str.v'>fn <ahref='../serde/ser/trait.Serializer.html#method.collect_str'class='fnname'>collect_str</a><T: ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>>(self, value: <aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T) -><aclass="type"href="../serde_json/type.Result.html"title="type serde_json::Result">Result</a><Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.Ok"title="type serde::ser::Serializer::Ok">Ok</a>><spanclass="where fmt-newline">where<br> T: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/fmt/trait.Display.html"title="trait core::fmt::Display">Display</a>, </span></code><aclass='srclink'href='../src/serde_json/ser.rs.html#459-510'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Serialize a string produced by an implementation of <code>Display</code>. <ahref="../serde/ser/trait.Serializer.html#method.collect_str">Read more</a></p>
</div><h4id='method.collect_seq'class="method hidden"><codeid='collect_seq.v'>fn <ahref='../serde/ser/trait.Serializer.html#method.collect_seq'class='fnname'>collect_seq</a><I>(self, iter: I) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.Ok"title="type serde::ser::Serializer::Ok">Ok</a>, Self::<aclass="type"href="../serde/ser/trait.Serializer.html#associatedtype.Error"title="type serde::ser::Serializer::Error">Error</a>><spanclass="where fmt-newline">where<br> I: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html"title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a>,<br> <I as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html"title="trait core::iter::traits::collect::IntoIterator">IntoIterator</a>>::<aclass="type"href="https://doc.rust-lang.org/nightly/core/iter/traits/collect/trait.IntoIterator.html#associatedtype.Item"title="type core::iter::traits::collect::IntoIterator::Item">Item</a>: <aclass="trait"href="../serde/ser/trait.Serialize.html"title="trait serde::ser::Serialize">Serialize</a>, </span></code><aclass='srclink'href='../src/serde/ser/mod.rs.html#1267-1278'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Collect an iterator as a sequence. <ahref="../serde/ser/trait.Serializer.html#method.collect_seq">Read more</a></p>
</div></div><h3id='impl-From%3CT%3E'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html"title="trait core::convert::From">From</a><T> for T</code><ahref='#impl-From%3CT%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#552-554'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.from'class="method hidden"><codeid='from.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from'class='fnname'>from</a>(t: T) -> T</code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#553'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3id='impl-TryFrom%3CU%3E'class='impl'><codeclass='in-band'>impl<T, U><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><U> for T <spanclass="where fmt-newline">where<br> U: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html"title="trait core::convert::Into">Into</a><T>, </span></code><ahref='#impl-TryFrom%3CU%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#571-577'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Error-1'class="type"><codeid='Error.t-1'>type <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error'class="type">Error</a> = <aclass="enum"href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html"title="enum core::convert::Infallible">Infallible</a></code></h4><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4id='method.try_from'class="method hidden"><codeid='try_from.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from'class='fnname'>try_from</a>(value: U) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><T, <T as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><U>>::<aclass="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#574-576'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3id='impl-TryInto%3CU%3E'class='impl'><codeclass='in-band'>impl<T, U><aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html"title="trait core::convert::TryInto">TryInto</a><U> for T <spanclass="where fmt-newline">where<br> U: <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>, </span></code><ahref='#impl-TryInto%3CU%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#559-566'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='associatedtype.Error-2'class="type"><codeid='Error.t-2'>type <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error'class="type">Error</a> = <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="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><divclass='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4id='method.try_into'class="method hidden"><codeid='try_into.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into'class='fnname'>try_into</a>(self) -><aclass="enum"href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html"title="enum core::result::Result">Result</a><U, <U as <aclass="trait"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html"title="trait core::convert::TryFrom">TryFrom</a><T>>::<aclass="type"href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error"title="type core::convert::TryFrom::Error">Error</a>></code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#563-565'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3id='impl-BorrowMut%3CT%3E'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html"title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T <spanclass="where fmt-newline">where<br> T: ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>, </span></code><ahref='#impl-BorrowMut%3CT%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#218-220'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.borrow_mut'class="method hidden"><codeid='borrow_mut.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut'class='fnname'>borrow_mut</a>(&mut self) -><aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T</code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#219'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Mutably borrows from an owned value. <ahref="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></div><h3id='impl-Borrow%3CT%3E'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html"title="trait core::borrow::Borrow">Borrow</a><T> for T <spanclass="where fmt-newline">where<br> T: ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>, </span></code><ahref='#impl-Borrow%3CT%3E'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#213-215'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.borrow'class="method hidden"><codeid='borrow.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow'class='fnname'>borrow</a>(&self) -><aclass="primitive"href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T</code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Immutably borrows from an owned value. <ahref="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></div><h3id='impl-Any'class='impl'><codeclass='in-band'>impl<T><aclass="trait"href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html"title="trait core::any::Any">Any</a> for T <spanclass="where fmt-newline">where<br> T: 'static + ?<aclass="trait"href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html"title="trait core::marker::Sized">Sized</a>, </span></code><ahref='#impl-Any'class='anchor'></a><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#100-102'title='goto source code'>[src]</a></h3><divclass='impl-items'><h4id='method.type_id'class="method hidden"><codeid='type_id.v'>fn <ahref='https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id'class='fnname'>type_id</a>(&self) -><aclass="struct"href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html"title="struct core::any::TypeId">TypeId</a></code><aclass='srclink'href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#101'title='goto source code'>[src]</a></h4><divclass='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <ahref="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
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