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<h3><a name="xsl:when">xsl:when</a></h3>


<p>The <b>xsl:when</b> element is used within an <b>xsl:choose</b> element to indicate one
of a number of choices. It takes a mandatory parameter, <b>test</b>, whose value is a match
pattern. If this is the first xsl:when element within the enclosing xsl:choose whose test
 condition matches the current element, the content of the xsl:when element is expanded, otherw