../../org/apache/tools/ant/types/Substitution.html#setExpression-java.lang.String-">setExpression</a></span>(java.lang.String&nbsp;expression)</code>
<div class="block">Set the pattern string for this regular expression substitution.</div>
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<h3>Methods inherited from class&nbsp;org.apache.tools.ant.types.<a href="../../../../../org/apache/tools/ant/type