<code>matcher</code> - Matcher对象</dd>
<dt><span class="returnLabel">返回:</span></dt>
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<h4>doReplace</h4>
<pre>public abstract&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>&nbsp;doReplace(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?