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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: TouchList
+slug: Web/API/TouchList
+tags:
+ - API
+ - DOM
+ - Mobile
+translation_of: Web/API/TouchList
+---
+<p>{{ ApiRef("Touch Events") }}</p>
+
+<p><strong><code>TouchList</code></strong> 接口代表一个触摸平面上所有触点的列表。例如,如果一个用户用三根手指接触屏幕(或者触控板),与之对应的 <code>TouchList</code> 会包含每根手指的 {{ domxref("Touch") }} 对象,总共三个。</p>
+
+<h2 id="属性">属性</h2>
+
+<dl>
+ <dt>{{ domxref("TouchList.length") }} {{readonlyInline}}</dt>
+ <dd>返回<code>TouchList</code>中 {{ domxref("Touch") }} 对象的数量。</dd>
+</dl>
+
+<h2 id="方法">方法</h2>
+
+<dl>
+ <dt>{{ domxref("TouchList.identifiedTouch()") }}{{obsolete_inline}}</dt>
+ <dd>列表中标示符与指定值匹配的第一个{{ domxref("Touch") }} 对象会被返回。</dd>
+ <dt>{{ domxref("TouchList.item()") }}</dt>
+ <dd>返回列表中以指定值作为索引的 {{ domxref("Touch") }} 对象。</dd>
+</dl>
+
+<h2 id="示例">示例</h2>
+
+<p>参考这个<a href="/en/DOM/Touch_events#Example" title="en/DOM/Touch events#Example">主要Touch事件的示例</a>.</p>
+
+<h2 id="规范">规范</h2>
+
+<table class="standard-table">
+ <tbody>
+ <tr>
+ <th scope="col">Specification</th>
+ <th scope="col">Status</th>
+ <th scope="col">Comment</th>
+ </tr>
+ <tr>
+ <td>{{SpecName('Touch Events 2','#touchlist-interface')}}</td>
+ <td>{{Spec2('Touch Events 2')}}</td>
+ <td>Non-stable version.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('Touch Events', '#touchlist-interface')}}</td>
+ <td>{{Spec2('Touch Events')}}</td>
+ <td>Initial definition.</td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="浏览器兼容">浏览器兼容</h2>
+
+<p>{{Compat("api.TouchList")}}</p>
+
+<h2 id="相关链接">相关链接</h2>
+
+<ul>
+ <li><a href="/en/DOM/Touch_events" title="en/DOM/Touch events">Touch 事件</a></li>
+ <li>{{domxref("Document.createTouchList()")}}</li>
+</ul>