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Diffstat (limited to 'files/zh-cn/web/api/element/hasattributes/index.html')
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diff --git a/files/zh-cn/web/api/element/hasattributes/index.html b/files/zh-cn/web/api/element/hasattributes/index.html new file mode 100644 index 0000000000..bb4b6b2256 --- /dev/null +++ b/files/zh-cn/web/api/element/hasattributes/index.html @@ -0,0 +1,23 @@ +--- +title: Node.hasAttributes +slug: Web/API/Element/hasAttributes +translation_of: Web/API/Element/hasAttributes +--- +<div> + {{ApiRef}}</div> +<div> + {{ obsolete_header(22) }}</div> +<h2 id="Summary" name="Summary">概述</h2> +<p><code>hasAttributes</code>属性返回一个布尔值<code>true</code>或<code>false</code>,来表明当前元素节点是否有至少一个的属性(attribute).</p> +<h2 id="Syntax" name="Syntax">语法</h2> +<pre class="syntaxbox"><var>result</var> = <var>targetNode</var>.hasAttributes();</pre> +<h2 id="Example" name="Example">示例</h2> +<pre class="brush:js;highlight:[3]">var t1 = document.getElementById("table-data"); + +if ( t1.hasAttributes() ) { + // 可以用t1.attributes来读取该元素的所有属性 +}</pre> +<h2 id="Specification" name="Specification">规范</h2> +<ul> + <li><a href="http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html#ID-NodeHasAttrs">hasAttributes</a></li> +</ul> |