---
title: ServiceWorkerGlobalScope.caches
slug: conflicting/Web/API/caches
translation_of: Web/API/ServiceWorkerGlobalScope/caches
original_slug: Web/API/ServiceWorkerGlobalScope/caches
---
<p>{{APIRef("Service Workers API")}}</p>

<p><strong><code>caches </code></strong>是一个 {{domxref("ServiceWorkerGlobalScope")}} 接口的只读属性，返回与当前service worker相关联的{{domxref("CacheStorage")}}对象。</p>

<h2 id="语法">语法</h2>

<pre class="syntaxbox notranslate">var <em>myCacheStorage</em> = self.caches;
</pre>

<h3 id="返回值">返回值</h3>

<p>一个 {{domxref("CacheStorage")}} 对象。</p>

<h2 id="规范">规范</h2>

<table class="standard-table">
 <tbody>
  <tr>
   <th scope="col">规范</th>
   <th scope="col">状态</th>
   <th scope="col">备注</th>
  </tr>
  <tr>
   <td>{{SpecName('Service Workers', '#global-caches', 'ServiceWorkerGlobalScope.caches')}}</td>
   <td>{{Spec2('Service Workers')}}</td>
   <td>Initial definition.</td>
  </tr>
 </tbody>
</table>

<h2 id="浏览器兼容性">浏览器兼容性</h2>

<div>


<p>{{Compat("api.ServiceWorkerGlobalScope.caches")}}</p>
</div>

<h2 id="参见">参见</h2>

<ul>
 <li><a href="/en-US/docs/Web/API/Service_Worker_API/Using_Service_Workers">Using Service Workers</a></li>
 <li><a href="https://github.com/mdn/sw-test">Service workers basic code example</a></li>
 <li><a href="https://jakearchibald.github.io/isserviceworkerready/">Is ServiceWorker ready?</a></li>
 <li>{{jsxref("Promise")}}</li>
 <li><a href="/en-US/docs/Web/API/Web_Workers_API/Using_web_workers">Using web workers</a></li>
</ul>