---
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>