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+---
+title: CSSStyleDeclaration.getPropertyCSSValue()
+slug: Web/API/CSSStyleDeclaration/getPropertyCSSValue
+tags:
+  - CSSOM
+  - Obsolete
+  - Reference
+translation_of: Web/API/CSSStyleDeclaration/getPropertyCSSValue
+---
+<p>{{ APIRef("CSSOM") }} {{Obsolete_header}}</p>
+
+<p><strong>CSSStyleDeclaration.getPropertyCSSValue()</strong> 方法接口返回一个{{domxref('CSSValue')}} 包含一个属性的CSS值。请注意，如果属性名称是速记属性，则返回null。</p>
+
+<p>现在你应该使用 {{domxref("CSSStyleDeclaration.getPropertyValue()")}}。</p>
+
+<h2 id="语法">语法</h2>
+
+<pre class="syntaxbox">let <em>value</em> = <em>style</em>.getPropertyCSSValue(<em>property</em>);</pre>
+
+<h3 id="参数">参数</h3>
+
+<ul>
+ <li><em><code>property</code></em> is a {{domxref('DOMString')}} representing the property name to be retrieved.</li>
+</ul>
+
+<h3 id="返回值">返回值</h3>
+
+<ul>
+ <li><code><em>value</em></code> is a {{domxref('CSSValue')}} containing the CSS value for a property. If none exists, returns <code>null</code>.</li>
+</ul>
+
+<h2 id="示例">示例</h2>
+
+<p>The following JavaScript code gets an object containing the computed RGB values of the <code>color</code> CSS property:</p>
+
+<pre class="brush: js">var style = window.getComputedStyle(elem, null);
+var rgbObj = style.getPropertyCSSValue('color').getRGBColorValue();
+</pre>
+
+<h2 id="规范">规范</h2>
+
+<table>
+ <thead>
+  <tr>
+   <th scope="col">Specification</th>
+   <th scope="col">Status</th>
+   <th scope="col">Comment</th>
+  </tr>
+ </thead>
+ <tbody>
+  <tr>
+   <td>{{SpecName('DOM2 Style', 'css.html#CSS-CSSStyleDeclaration', 'CSSStyleDeclaration')}}</td>
+   <td>{{Spec2('DOM2 Style')}}</td>
+   <td>Declared as obsolete in <a href="https://lists.w3.org/Archives/Public/www-style/2003Oct/0347.html">July 2003</a>.</td>
+  </tr>
+ </tbody>
+</table>
+
+<h2 id="浏览器兼容性"><strong>浏览器兼容性</strong></h2>
+
+<p>{{Compat("api.CSSStyleDeclaration.getPropertyCSSValue")}}</p>