e the compiled XPath expression in the context of the specified <code>InputSource</code> and return the result as a
 <code>String</code>.</p>

 <p>This method calls <A HREF="../../../../org/apache/xpath/jaxp/XPathExpressionImpl.html#evaluate(org.xml.sax.InputSource, javax.xml.namespace.QName)"><CODE>evaluate(InputSource source, QName returnType)</CODE></A> with a <code>returnType</code> of
 <A HREF="../../../../javax/xml/xpath/XPathConstants.html#STRING"><CODE>XPathConstants.STRING</CODE></A>.</p>

 <p>See 