uTools-Manuals/docs/java/org/w3c/dom/DOMImplementationList.html

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     org.w3c.dom 
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<h2 class="title" title="Interface DOMImplementationList">Interface DOMImplementationList</h2>
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<hr/> <br/> <pre>public interface <span class="typeNameLabel">DOMImplementationList</span></pre>
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<span><code>DOMImplementationList</code>接口提供了DOM实现的有序集合的抽象，而不定义或约束如何实现此集合。</span>
<span><code>DOMImplementationList</code>中的项目可以通过整数索引访问，从0开始。</span>
<p> <span>另见<a href="http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407">Document Object Model (DOM) Level 3 Core Specification</a> 。</span> </p>
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<span class="simpleTagLabel">从以下版本开始：</span>
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         DOM 3级 
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<!-- --> </a> <h3>方法摘要</h3>
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<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
<span class="tableTab" id="t2"><span><a href="javascript:show(2);">接口方法</a></span><span class="tabEnd"> </span></span>
<span class="tableTab" id="t3"><span><a href="javascript:show(4);">抽象方法</a></span><span class="tabEnd"> </span></span>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/w3c/dom/DOMImplementationList.html#getLength--">getLength</a></span>()</code>
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              在列表中的 
             <code>DOMImplementation</code>的数量。 
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<td class="colFirst"><code><a href="../../../org/w3c/dom/DOMImplementation.html" title="interface in org.w3c.dom">DOMImplementation</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/w3c/dom/DOMImplementationList.html#item-int-">item</a></span>(int index)</code>
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              返回 
             <code>index</code>中的index项。 
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<li class="blockList"> <h4>item</h4> <pre><a href="../../../org/w3c/dom/DOMImplementation.html" title="interface in org.w3c.dom">DOMImplementation</a> item(int index)</pre>
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<span>返回<code>index</code>中的index项。</span>
<span>如果<code>index</code>大于或等于列表中的<code>DOMImplementation</code>秒，则返回<code>null</code> 。</span>
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<span class="paramLabel">参数</span>
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<code>index</code> - 索引到集合。 
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<span class="returnLabel">结果</span>
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<code>DOMImplementation</code>在 
            <code>index</code>位置在 
            <code>DOMImplementationList</code> ，或 
            <code>null</code>如果那不是有效的索引。 
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<li class="blockList"> <h4>getLength</h4> <pre>int getLength()</pre>
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<span>列表中的<code>DOMImplementation</code>的数量。</span>
<span>有效子节点索引的范围为0到<code>length-1</code>含）。</span>
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