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---
title: SVGUseElement
slug: Web/API/SVGUseElement
translation_of: Web/API/SVGUseElement
---
<div>{{APIRef("SVG")}}</div>
<h2 id="SVG使用DOM接口"><font><font>SVG使用DOM接口</font></font></h2>
<p><font><font>该</font></font><strong><code>SVGUseElement</code></strong><font><font>接口对应于</font></font>{{SVGElement("use")}}<font><font>元素。</font></font></p>
<p>{{InheritanceDiagram(600, 140)}}</p>
<h2 id="性质"><font><font>性质</font></font></h2>
<p><em><font><font>此接口还从其父接口</font></font>{{domxref("SVGGraphicsElement")}} <font><font>继承属性，并从</font></font>{{domxref("SVGURIReference")}}<font><font>实现属性。</font></font></em></p>
<dl>
<dt>{{domxref("SVGUseElement.x")}} {{ReadOnlyInline}}</dt>
<dd>An {{domxref("SVGAnimatedLength")}} corresponding to the {{SVGAttr("x")}} attribute of the given element.</dd>
<dt>{{domxref("SVGUseElement.y")}} {{ReadOnlyInline}}</dt>
<dd>An {{domxref("SVGAnimatedLength")}} corresponding to the {{SVGAttr("y")}} attribute of the given element.</dd>
<dt>{{domxref("SVGUseElement.width")}} {{ReadOnlyInline}}</dt>
<dd>An {{domxref("SVGAnimatedLength")}} corresponding to the {{SVGAttr("width")}} attribute of the given element.</dd>
<dt>{{domxref("SVGUseElement.height")}} {{ReadOnlyInline}}</dt>
<dd>An {{domxref("SVGAnimatedLength")}} corresponding to the {{SVGAttr("height")}} attribute of the given element.</dd>
<dt>{{domxref("SVGUseElement.instanceRoot")}} {{ReadOnlyInline}}</dt>
<dd>An {{domxref("SVGElement")}} corresponding to the instance root of the given element, which is a direct child of the elements shadow root. If the element does not have a shadow tree (for example, because its URI is invalid or because it has been disabled by conditional processing), then getting this attribute returns <code>null</code>.</dd>
<dt>{{domxref("SVGUseElement.animatedInstanceRoot")}} {{ReadOnlyInline}}</dt>
<dd>An {{domxref("SVGElement")}} corresponding to the instance root of the given element, which is a direct child of the elements shadow root. If the element does not have a shadow tree (for example, because its URI is invalid or because it has been disabled by conditional processing), then getting this attribute returns <code>null</code>.</dd>
</dl>
<h2 id="Methods">Methods</h2>
<p><em>This interface doesn't implement any specific methods, but inherits methods from its parent interface, {{domxref("SVGGraphicsElement")}} and implements methods from {{domxref("SVGURIReference")}}.</em></p>
<h2 id="规范">规范</h2>
<table class="standard-table">
<thead>
<tr>
<th scope="col">Specification</th>
<th scope="col">Status</th>
<th scope="col">Comment</th>
</tr>
</thead>
<tbody>
<tr>
<td>{{SpecName("SVG2", "struct.html#InterfaceSVGUseElement", "SVGUseElement")}}</td>
<td>{{Spec2("SVG2")}}</td>
<td>Redefined the properties <code>instanceRoot</code> and <code>animatedInstanceRoot</code>.</td>
</tr>
<tr>
<td>{{SpecName("SVG1.1", "struct.html#InterfaceSVGUseElement", "SVGUseElement")}}</td>
<td>{{Spec2("SVG1.1")}}</td>
<td>Initial definition</td>
</tr>
</tbody>
</table>
<h2 id="浏览器兼容性"><font><font>浏览器兼容性</font></font></h2>
<p>{{Compat("api.SVGUseElement")}}</p>
<h2 id="参见"><font><font>参见</font></font></h2>
<ul>
<li>{{SVGElement("use")}}</li>
</ul>
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