files/zh-cn/web/api/element/removeattributens/index.html


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---
title: Element.removeAttributeNS()
slug: Web/API/Element/removeAttributeNS
translation_of: Web/API/Element/removeAttributeNS
---
<p>{{ APIRef("DOM") }}</p>

<p><code>removeAttributeNS</code> 移除元素的指定属性</p>

<p>{{ Fx_minversion_inline(3) }} 在Firefox 3及更高版本中，此方法会将DOM值重置为其默认值。</p>

<h2 id="Syntax" name="Syntax">用法</h2>

<pre class="eval"><em>element</em>.removeAttributeNS(<em>namespace</em>,<em>attrName</em>);
</pre>

<ul>
 <li><code>namespace</code> 包含当前属性的namespace字符串</li>
 <li><code>attrName</code> 当前移除的属性名字符串</li>
</ul>

<h2 id="Example" name="Example">例子</h2>

<pre>// &lt;div id="div1" xmlns:special="http://www.mozilla.org/ns/specialspace"
//      special:specialAlign="utterleft" width="200px" /&gt;
d = document.getElementById("div1");
d.removeAttributeNS("http://www.mozilla.org/ns/specialspace", "specialAlign");
// now: &lt;div id="div1" width="200px" /&gt;
</pre>

<h2 id="Notes" name="Notes">Notes</h2>

<p>{{ DOMAttributeMethods() }}</p>

<h2 id="Specification" name="Specification">Specification</h2>

<p><a class="external" href="http://www.w3.org/TR/DOM-Level-2-Core/core.html#ID-ElRemAtNS">DOM Level 2 Core: removeAttributeNS</a></p>