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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="Serializes a `usize` as a `u32` to save space. Useful when you need `usize` for indexing, but the values don’t exceed 2^32."><meta name="keywords" content="rust, rustlang, rust-lang, serialize_usize"><title>abstutil::serialize_usize - 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><script src="../crates.js"></script><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../favicon.svg">
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<a id="settings-menu" href="../settings.html"><img src="../wheel.svg" width="18" height="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class="fqn"><span class="in-band">Function <a href="index.html">abstutil</a>::<wbr><a class="fn" href="">serialize_usize</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">−</span>]</a></span><a class="srclink" href="../src/abstutil/serde.rs.html#134-140" title="goto source code">[src]</a></span></h1><pre class="rust fn">pub fn serialize_usize<S: <a class="trait" href="https://docs.rs/serde/1.0.126/serde/ser/trait.Serializer.html" title="trait serde::ser::Serializer">Serializer</a>>(<br> x: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, <br> s: S<br>) -> <a class="type" href="https://docs.rs/anyhow/1.0.40/anyhow/type.Result.html" title="type anyhow::Result">Result</a><S::<a class="type" href="https://docs.rs/serde/1.0.126/serde/ser/trait.Serializer.html#associatedtype.Ok" title="type serde::ser::Serializer::Ok">Ok</a>, S::<a class="type" href="https://docs.rs/serde/1.0.126/serde/ser/trait.Serializer.html#associatedtype.Error" title="type serde::ser::Serializer::Error">Error</a>></pre><div class="docblock"><p>Serializes a <code>usize</code> as a <code>u32</code> to save space. Useful when you need <code>usize</code> for indexing, but
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the values don’t exceed 2^32.</p>
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