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---
title: Window.onappinstalled
slug: Web/API/Window/onappinstalled
translation_of: Web/API/Window/onappinstalled
---
<div>{{APIRef}}</div>
<p>{{domxref("Window")}} 对象的 <code><strong>onappinstalled</strong></code> 属性用于处理 {{Event("appinstalled")}} 事件，该事件是一个实现了 {{domxref("Event")}}接口的简单事件，会在网页应用成功安装为<a href="https://developer.mozilla.org/en-US/Apps/Progressive">渐进式网页应用</a>时立即触发。</p>
<h2 id="Syntax" name="Syntax">语法</h2>
<pre class="syntaxbox">window.onappinstalled = function(event) { ... };
</pre>
<h2 id="示例">示例</h2>
<pre class="brush: js">window.onappinstalled = function(ev) {
console.log('The application was installed.');
};</pre>
<h2 id="规范">规范</h2>
<table class="standard-table">
<thead>
<tr>
<th scope="col">Specification</th>
<th scope="col">Status</th>
<th scope="col">Comment</th>
</tr>
</thead>
<tbody>
<tr>
<td>{{SpecName('Manifest', '#onappinstalled-attribute', 'Window.onappinstalled')}}</td>
<td>{{Spec2('Manifest')}}</td>
<td>Initial specification.</td>
</tr>
</tbody>
</table>
<h2 id="浏览器兼容性">浏览器兼容性</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 (WebKit)</th>
</tr>
<tr>
<td>Basic support</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatGeckoDesktop(49)}} [1]</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatUnknown}}</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>IE Mobile</th>
<th>Opera Mobile</th>
<th>Safari Mobile</th>
<th>Chrome for Android</th>
</tr>
<tr>
<td>Basic support</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatGeckoMobile(49)}} [1]</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatUnknown}}</td>
</tr>
</tbody>
</table>
</div>
<p>[1] This feature is behind a feature preference setting. In about:config, set <code>dom.manifest.onappinstall</code> to <code>true</code>.</p>
<h2 id="See_also" name="See_also">相关文章</h2>
<ul>
<li>{{domxref("Event")}}</li>
</ul>
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