---
title: HTMLElement
slug: Web/API/HTMLElement
translation_of: Web/API/HTMLElement
---
<div>{{APIRef}}</div>

<p><span style="line-height: 1.5;">HTMLElement 接口表示所有的 </span><a href="/en-US/docs/Web/HTML" style="line-height: 1.5;" title="/en-US/docs/Web/HTML">HTML</a><span style="line-height: 1.5;"> </span><span style="line-height: 1.5;">元素。一些HTML元素直接实现了HTMLElement接口，其它的间接实现HTMLElement接口.</span></p>

<h2 id="属性">属性</h2>

<p><em>继承自父接口</em><em>{{domxref("Element")}}和</em><em> {{domxref("GlobalEventHandlers")}}</em><em>的属性</em> <em> </em></p>

<table class="standard-table">
 <thead>
  <tr>
   <th scope="col">属性名称</th>
   <th scope="col">属性类型</th>
   <th scope="col">Description</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{domxref("HTMLElement.accessKey")}}</td>
   <td>{{domxref("DOMString")}}</td>
   <td>获取/设置元素访问的快捷键</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.accessKeyLabel")}}</td>
   <td>{{domxref("DOMString")}}</td>
   <td>返回一个包含元素访问的快捷键的字符串（只读）</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.contentEditable")}}</td>
   <td>{{domxref("DOMString")}}</td>
   <td>获取/设置元素的可编辑状态</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.isContentEditable")}} {{readonlyInline}}</td>
   <td>{{domxref("Boolean")}}</td>
   <td>表明元素的内容是否可编辑（只读）</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.contextMenu")}}</td>
   <td>{{domxref("HTMLMenuElement")}}</td>
   <td>设置/获取元素的右键菜单</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.dataset")}} {{readonlyInline}}</td>
   <td>{{domxref("DOMStringMap")}}</td>
   <td>
    <p>获取元素的自定义属性，是一个对象（key-value，只读）</p>
   </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.dir")}}</td>
   <td>{{domxref("DOMString")}}</td>
   <td>
    <p><span style="line-height: 1.5;">获取/设置元素的方向，可选的值有：ltr，rtl，auto</span></p>
   </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.draggable")}}</td>
   <td>{{domxref("Boolean")}}</td>
   <td>设置/获取元素是否可以拖拽</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.dropzone")}} {{readonlyInline}}</td>
   <td>{{domxref("DOMSettableTokenList")}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.hidden")}}</td>
   <td>{{domxref("Boolean")}}</td>
   <td>获取/设置元素是否隐藏</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.itemScope")}} {{experimental_inline}}</td>
   <td>{{domxref("Boolean")}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.itemType")}} {{readonlyInline}}{{experimental_inline}}</td>
   <td>{{domxref("DOMSettableTokenList")}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.itemId")}} {{experimental_inline}}</td>
   <td>{{domxref("DOMString")}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.itemRef")}} {{readonlyInline}}{{experimental_inline}}</td>
   <td>{{domxref("DOMSettableTokenList")}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.itemProp")}} {{readonlyInline}}{{experimental_inline}}</td>
   <td>{{domxref("DOMSettableTokenList")}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.itemValue")}} {{experimental_inline}}</td>
   <td>{{domxref("object")}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.lang")}}</td>
   <td>{{domxref("DOMString")}}</td>
   <td>获取/设置元素属性、文本、内容的语言</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.offsetHeight")}} {{readonlyInline}}</td>
   <td><code>double</code></td>
   <td>元素自身可视高度加上上下border的宽度</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.offsetLeft")}}{{readonlyInline}}</td>
   <td><code>double</code></td>
   <td>元素自己border左边距离父元素border左边或者body元素border左边的距离</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.offsetParent")}}{{readonlyInline}}</td>
   <td>{{domxref("Element")}}</td>
   <td>元素的父元素，如果没有就是body元素</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.offsetTop")}}{{readonlyInline}}</td>
   <td><code>double</code></td>
   <td>元素自己border顶部距离父元素顶部或者body元素border顶部的距离</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.offsetWidth")}}{{readonlyInline}}</td>
   <td><code>double</code></td>
   <td>元素自身可视宽度加上左右border的宽度</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.properties")}} {{readonlyInline}}{{experimental_inline}}</td>
   <td>{{domxref("HTMLPropertiesCollection")}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.spellcheck")}}{{ gecko_minversion_inline("1.9")}}</td>
   <td>{{domxref("Boolean")}}</td>
   <td> </td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.style")}}</td>
   <td>{{domxref("CSSStyleDeclaration")}}</td>
   <td>获取/设置元素的style属性</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.tabIndex")}}</td>
   <td><code>long</code></td>
   <td>获取/设置元素的tab键控制次序</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.title")}}</td>
   <td>{{domxref("DOMString")}}</td>
   <td>获取/设置元素的title属性</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.translate")}} </td>
   <td>{{domxref("Boolean")}}</td>
   <td>获取/设置元素是否可以被翻译</td>
  </tr>
 </tbody>
</table>

<h3 id="Event_handlers">Event handlers</h3>

<p>The events properties, of the form <code>onXYZ</code>, are defined on the {{domxref("GlobalEventHandlers")}}, implemented by <code>HTMLElement</code>. A few more are specific to <code>HTMLElement</code>.</p>

<dl>
 <dt>{{domxref("HTMLElement.onTouchStart")}} {{non-standard_inline}}</dt>
 <dd>Returns the event handling code for the {{event("touchstart")}} event.</dd>
 <dt>{{domxref("HTMLElement.onTouchEnd")}} {{non-standard_inline}}</dt>
 <dd>Returns the event handling code for the {{event("touchend")}} event.</dd>
 <dt>{{domxref("HTMLElement.onTouchMove")}} {{non-standard_inline}}</dt>
 <dd>Returns the event handling code for the {{event("touchmove")}} event.</dd>
 <dt>{{domxref("HTMLElement.onTouchEnter")}} {{non-standard_inline}}</dt>
 <dd>Returns the event handling code for the {{event("touchenter")}} event.</dd>
 <dt>{{domxref("HTMLElement.onTouchLeave")}} {{non-standard_inline}}</dt>
 <dd>Returns the event handling code for the {{event("touchleave")}} event.</dd>
 <dt>{{domxref("HTMLElement.onTouchCancel")}} {{non-standard_inline}}</dt>
 <dd>Returns the event handling code for the {{event("touchcancel")}} event.</dd>
</dl>

<h2 id="方法">方法</h2>

<p><em>从父元素继承的方法, {{domxref("Element")}}.</em></p>

<table class="standard-table">
 <thead>
  <tr>
   <th scope="col">Name &amp; Arguments</th>
   <th scope="col">Return</th>
   <th scope="col">Description</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{domxref("HTMLElement.blur()")}}</td>
   <td><code>void</code></td>
   <td>元素失去焦点</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.click()")}}</td>
   <td><code>void</code></td>
   <td>触发元素的点击事件</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.focus()")}}</td>
   <td><code>void</code></td>
   <td>元素获得焦点</td>
  </tr>
  <tr>
   <td>{{domxref("HTMLElement.forceSpellCheck()")}} {{experimental_inline}}</td>
   <td><code>void</code></td>
   <td> </td>
  </tr>
 </tbody>
</table>

<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('CSSOM View', '#extensions-to-the-htmlelement-interface', 'HTMLElement')}}</td>
   <td>{{Spec2('CSSOM View')}}</td>
   <td>
    <p>添加如下属性：</p>

    <p><code>offsetParent<font face="Open Sans, arial, sans-serif">，</font></code><code>offsetTop<font face="Open Sans, arial, sans-serif">，</font></code><code>offsetLeft<font face="Open Sans, arial, sans-serif">，</font></code><code>offsetWidth<font face="Open Sans, arial, sans-serif">，</font></code><code>offsetHeight</code></p>
   </td>
  </tr>
  <tr>
   <td>{{SpecName('HTML WHATWG', 'elements.html#htmlelement', 'HTMLElement')}}</td>
   <td>{{Spec2('HTML WHATWG')}}</td>
   <td>
    <p>添加如下属性:</p>

    <p><code>translate<font face="Open Sans, arial, sans-serif">，</font></code><code>itemScope<font face="Open Sans, arial, sans-serif">，</font></code><code>itemType<font face="Open Sans, arial, sans-serif">，</font></code><code>itemId<font face="Open Sans, arial, sans-serif">，</font></code><code>itemRef<font face="Open Sans, arial, sans-serif">，</font></code><code>itemProp<font face="Open Sans, arial, sans-serif">，</font></code><code>properties，</code><code>itemValue。</code></p>

    <p><code>添加如下方法：</code><br>
     <code>forceSpellcheck()，</code></p>

    <p><code>将 onXYZ 属性移动到了</code>{{domxref("GlobalEventHandlers")}}接口上并从该接口继承了该属性</p>
   </td>
  </tr>
  <tr>
   <td>{{SpecName('HTML5 W3C', 'dom.html#htmlelement', 'HTMLElement')}}</td>
   <td>{{Spec2('HTML5 W3C')}}</td>
   <td>
    <p>添加了如下属性:</p>

    <p><code>dataset</code>, <code>hidden</code>, <code>tabindex</code>, <code>accessKey</code>, <code>accessKeyLabel</code>, <code>draggable</code>, <code>dropzone</code>, <code>contentEditable</code>, <code>isContentEditable</code>, <code>contextMenu</code>, <code>spellcheck</code>, <code>commandType</code>, <code>commandLabel</code>, <code>commandIcon</code>, <code>commandHidden</code>, <code>commandDisabled</code>, <code>commandChecked</code>, <code>style，和所有的 onXYZ属性</code></p>

    <p><code>移动id和classname属性到</code>{{domxref("Element")}}接口上</p>
   </td>
  </tr>
  <tr>
   <td>{{SpecName('DOM2 HTML', 'html.html#ID-011100101', 'HTMLElement')}}</td>
   <td>{{Spec2('DOM2 HTML')}}</td>
   <td>在 {{SpecName('DOM2 HTML')}}基础上没有任何改变</td>
  </tr>
  <tr>
   <td>{{SpecName('DOM1', 'level-one-html.html#ID-011100101', 'HTMLElement')}}</td>
   <td>{{Spec2('DOM1')}}</td>
   <td>初始定义</td>
  </tr>
 </tbody>
</table>

<h2 id="浏览器兼容性">浏览器兼容性</h2>

{{Compat("api.HTMLElement")}}

<h2 id="sect1"> </h2>

<h2 id="还可以查看以下内容：">还可以查看以下内容：</h2>

<ul>
 <li>{{domxref("Element")}}</li>
</ul>