files/zh-cn/web/api/urlsearchparams/sort/index.html


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---
title: URLSearchParams.sort()
slug: Web/API/URLSearchParams/sort
translation_of: Web/API/URLSearchParams/sort
---
<p>{{APIRef("URL API")}}{{SeeCompatTable}}</p>

<p><code><strong>URLSearchParams.sort()</strong></code> 方法对包含在此对象中的所有键/值对进行排序，并返回undefined。排序顺序是根据键的Unicode代码点。该方法使用稳定的排序算法 (即，将保留具有相等键的键/值对之间的相对顺序)。</p>

<h2 id="Syntax">Syntax</h2>

<pre class="syntaxbox">searchParams.sort();</pre>

<h3 id="Return_value">Return value</h3>

<p>Returns <code>undefined</code>.</p>

<h2 id="Example">Example</h2>

<pre class="brush: js;highlight:[5]">// Create a test URLSearchParams object
var searchParams = new URLSearchParams("c=4&amp;a=2&amp;b=3&amp;a=1");

// Sort the key/value pairs
searchParams.sort();

// Display the sorted query string
console.log(searchParams.toString());
</pre>

<p>The result is:</p>

<pre>a=2&amp;a=1&amp;b=3&amp;c=4</pre>

<h2 id="Specifications">Specifications</h2>

<table class="standard-table">
 <tbody>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comment</th>
  </tr>
  <tr>
   <td>{{SpecName('URL', '#urlsearchparams','sort() (as iterator&lt;&gt;)')}}</td>
   <td>{{Spec2('URL')}}</td>
   <td>Initial definition</td>
  </tr>
 </tbody>
</table>

<h2 id="Browser_compatibility">Browser compatibility</h2>

<div>{{CompatibilityTable}}</div>

<div id="compat-desktop">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Chrome</th>
   <th>Firefox (Gecko)</th>
   <th>Internet Explorer</th>
   <th>Opera</th>
   <th>Safari</th>
  </tr>
  <tr>
   <td>Basic support</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
  </tr>
 </tbody>
</table>
</div>

<div id="compat-mobile">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Android</th>
   <th>Android Webview</th>
   <th>Firefox Mobile (Gecko)</th>
   <th>Firefox OS (Gecko)</th>
   <th>IE Mobile</th>
   <th>Opera Mobile</th>
   <th>Safari Mobile</th>
   <th>Chrome for Android</th>
  </tr>
  <tr>
   <td>Basic support</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
   <td>{{CompatNo}}</td>
  </tr>
 </tbody>
</table>
</div>