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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: accessKeyLabel
+slug: Web/API/HTMLElement/accessKeyLabel
+translation_of: Web/API/HTMLElement/accessKeyLabel
+---
+<div>
+<div>{{ APIRef("HTML DOM") }}</div>
+</div>
+
+<p><strong><code>HTMLElement.accessKeyLabel</code></strong> 只读属性返回一个 {{jsxref("String")}} 表示这个元素分配的访问密钥(如果有的话); 否则返回一个空字符串.</p>
+
+<h2 id="Syntax" name="Syntax">语法</h2>
+
+<pre class="syntaxbox"><em>label</em> = <em>element</em>.accessKeyLabel
+</pre>
+
+<h2 id="Example" name="Example">示例</h2>
+
+<h3 id="JavaScript">JavaScript</h3>
+
+<pre class="brush: js">var node = document.getElementById('btn1');
+if (node.accessKeyLabel) {
+ node.title += ' [' + node.accessKeyLabel + ']';
+} else {
+ node.title += ' [' + node.accessKey + ']';
+}
+
+node.onclick = function () {
+ var p = document.createElement('p');
+ p.textContent = 'Clicked!';
+ node.parentNode.appendChild(p);
+};
+</pre>
+
+<h3 id="HTML">HTML</h3>
+
+<pre class="brush: html">&lt;button accesskey="h" title="Caption" id="btn1"&gt;Hover me&lt;/button&gt;
+</pre>
+
+<h3 id="Result">Result</h3>
+
+<p>{{ EmbedLiveSample('Example') }}</p>
+
+<h2 id="Specifications">Specifications</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('HTML WHATWG', "interaction.html#dom-accesskeylabel", "HTMLElement.accessKeyLabel")}}</td>
+ <td>{{Spec2('HTML WHATWG')}}</td>
+ <td>No change from initial definition.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('HTML5.1')}}</td>
+ <td>{{Spec2('HTML5.1')}}</td>
+ <td>Removed. <a href="https://github.com/w3c/html/pull/144">pull w3c/html#144</a>, <a href="https://github.com/w3c/html/issues/99">issue w3c/html#99</a>, <a href="https://discourse.wicg.io/t/accesskeylabel-author-accessible-info-about-shortcuts/1392/3">WICG discussion</a>.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('HTML5 W3C', "editing.html#dom-accesskeylabel", "HTMLElement.accessKeyLabel")}}</td>
+ <td>{{Spec2('HTML5 W3C')}}</td>
+ <td>Snapshot of  {{SpecName('HTML WHATWG')}}, initial definition.</td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="浏览器兼容">浏览器兼容</h2>
+
+<div>
+
+
+<p>{{Compat("api.HTMLElement.accessKeyLabel")}}</p>
+</div>
+
+<h2 id="See_also">See also</h2>
+
+<ul>
+ <li>{{domxref("element.accessKey")}}</li>
+ <li>The <a href="/en-US/docs/Web/HTML/Global_attributes/accesskey">accesskey</a> global attribute.</li>
+</ul>