--- title: accessKeyLabel slug: Web/API/HTMLElement/accessKeyLabel translation_of: Web/API/HTMLElement/accessKeyLabel ---
{{ APIRef("HTML DOM") }}

HTMLElement.accessKeyLabel 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.

语法

label = element.accessKeyLabel

示例

JavaScript

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);
};

HTML

<button accesskey="h" title="Caption" id="btn1">Hover me</button>

Result

{{ EmbedLiveSample('Example') }}

Specifications

Specification Status Comment
{{SpecName('HTML WHATWG', "interaction.html#dom-accesskeylabel", "HTMLElement.accessKeyLabel")}} {{Spec2('HTML WHATWG')}} No change from initial definition.
{{SpecName('HTML5.1')}} {{Spec2('HTML5.1')}} Removed. pull w3c/html#144issue w3c/html#99WICG discussion.
{{SpecName('HTML5 W3C', "editing.html#dom-accesskeylabel", "HTMLElement.accessKeyLabel")}} {{Spec2('HTML5 W3C')}} Snapshot of  {{SpecName('HTML WHATWG')}}, initial definition.

浏览器兼容

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

See also