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+---
+title: PushManager.supportedContentEncodings
+slug: Web/API/PushManager/supportedContentEncodings
+translation_of: Web/API/PushManager/supportedContentEncodings
+---
+<p>{{SeeCompatTable}}{{APIRef("Push API")}}</p>
+
+<p>{{domxref("PushManager")}}的只读方法 <strong><code>supportedContentEncodings</code></strong> 返回一组支持内容编码，可以用在加密信息中发送的消息。</p>
+
+<h2 id="语法">语法</h2>
+
+<pre class="syntaxbox">var <em>encodings</em>[] = PushManager.<em>supportedContentEncodings</em></pre>
+
+<h3 id="值">值</h3>
+
+<p>一个字符串数组</p>
+
+<h2 id="说明">说明</h2>
+
+<table class="standard-table">
+ <tbody>
+  <tr>
+   <th scope="col">说明</th>
+   <th scope="col">状态</th>
+   <th scope="col">注释</th>
+  </tr>
+  <tr>
+   <td>{{SpecName('Push API','#dom-pushmanager-supportedcontentencodings','supportedContentEncodings')}}</td>
+   <td>{{Spec2('Push API')}}</td>
+   <td>最初的定义</td>
+  </tr>
+ </tbody>
+</table>
+
+<h2 id="支持的浏览器">支持的浏览器</h2>
+
+<div>
+<div>
+
+
+<p>{{Compat("api.PushManager.supportedContentEncodings")}}</p>
+</div>
+</div>