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


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---
title: URLSearchParams.getAll()
slug: Web/API/URLSearchParams/getAll
tags:
  - API
  - Experimental
  - Method
  - URL API
  - URLSearchParams
  - getAll
translation_of: Web/API/URLSearchParams/getAll
---
<p>{{ApiRef("URL API")}}{{SeeCompatTable}} </p>

<p>{{domxref("URLSearchParams")}}接口的getAll()方法，以数组的形式返回与指定搜索参数对应的所有值。</p>

<h2 id="语法">语法</h2>

<pre class="syntaxbox">URLSearchParams.getAll(name)</pre>

<h3 id="参数">参数</h3>

<dl>
 <dt>name</dt>
 <dd>要返回的参数的名称。</dd>
</dl>

<h3 id="返回值">返回值</h3>

<p>一个{{domxref("USVString")}}数组。</p>

<h2 id="例子">例子</h2>

<pre>let url = new URL('https://example.com?foo=1&amp;bar=2');
let params = new URLSearchParams(url.search.slice(1));

//为foo参数添加第二个值
params.append('foo', 4);

console.log(params.getAll('foo')) //输出 ["1","4"].
</pre>

<h2 id="规范">规范</h2>

<table class="standard-table">
 <thead>
  <tr>
   <th scope="col">规范</th>
   <th scope="col">状态</th>
   <th scope="col">说明</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{SpecName('URL', '#dom-urlsearchparams-getall', "getAll()")}}</td>
   <td>{{Spec2('URL')}}</td>
   <td>初始定义</td>
  </tr>
 </tbody>
</table>

<h2 id="浏览器兼容性">浏览器兼容性</h2>

<div>


<p>{{Compat("api.URLSearchParams.getAll")}}</p>
</div>