{{APIRef("DOM")}}{{Obsolete_header}}
Returned by {{domxref("DOMImplementationSource.getDOMImplementationList()")}} and {{domxref("DOMImplementationRegistry.getDOMImplementationList()")}} . Can be iterated with 0-based index.
<p>{{APIRef("DOM")}}{{Obsolete_header}}</p>
<p>Returned by {{domxref("DOMImplementationSource.getDOMImplementationList()")}} and {{domxref("DOMImplementationRegistry.getDOMImplementationList()")}} . Can be iterated with 0-based index.</p>
<h2 id="Properties">Properties</h2>
<dl>
<dt>{{domxref("DOMImplementationList.length")}} {{ReadonlyInline}}</dt>
<dd>Returns an integer.</dd>
</dl>
<h2 id="Methods">Methods</h2>
<dl>
<dt>{{domxref("DOMImplementationList.item()")}}</dt>
<dd>Returns the <em>pos</em> item.</dd>
</dl>
<h2 id="Specification">Specifications</h2>
<ul>
<li><a class="external" href="https://www.w3.org/TR/DOM-Level-3-Core/core.html#DOMImplementationList" rel="freelink">https://www.w3.org/TR/DOM-Level-3-Cor...ementationList</a></li>
</ul>