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authorPeter Bengtsson <mail@peterbe.com>2020-12-08 14:40:17 -0500
committerPeter Bengtsson <mail@peterbe.com>2020-12-08 14:40:17 -0500
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+---
+title: Event.isTrusted
+slug: Web/API/Event/isTrusted
+tags:
+ - API
+ - Event
+ - Reference
+ - 只读
+ - 属性
+translation_of: Web/API/Event/isTrusted
+---
+<div>{{APIRef("DOM")}}</div>
+
+<p>{{domxref("Event")}} 接口的 <strong><code>isTrusted</code></strong> 属性是一个只读属性,它是一个布尔值({{domxref("Boolean")}})。当事件是由用户行为生成的时候,这个属性的值为 <code>true</code> ,而当事件是由脚本创建、修改、通过 {{domxref("EventTarget.dispatchEvent()")}} 派发的时候,这个属性的值为 <code>false</code> 。</p>
+
+<h2 id="语法">语法</h2>
+
+<pre class="syntaxbox">var <em>eventIsTrusted</em> = <em>event</em>.isTrusted;
+</pre>
+
+<h3 id="值">值</h3>
+
+<p>{{domxref("Boolean")}} (布尔值)</p>
+
+<h2 id="示例">示例</h2>
+
+<pre class="brush: js">if (e.isTrusted) {
+ /* Event 事件可信 */
+} else {
+ /* Event 事件不可信 */
+}
+</pre>
+
+<h2 id="规范">规范</h2>
+
+<table class="standard-table">
+ <tbody>
+ <tr>
+ <th scope="col">规范</th>
+ <th scope="col">现状</th>
+ <th scope="col">意见</th>
+ </tr>
+ <tr>
+ <td>{{SpecName('DOM WHATWG', '#dom-event-istrusted', 'Event.isTrusted')}}</td>
+ <td>{{ Spec2('DOM WHATWG') }}</td>
+ <td></td>
+ </tr>
+ <tr>
+ <td>{{SpecName('DOM3 Events', '#trusted-events', 'Trusted events')}}</td>
+ <td>{{Spec2('DOM3 Events')}}</td>
+ <td>添加有关受信任与不受信任事件的请求,而 <code>isTrusted</code> 属性并非由其定义。</td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="浏览器支持">浏览器支持</h2>
+
+<div>
+
+
+<p>{{Compat("api.Event.isTrusted")}}</p>
+</div>