>     It's clear I can't query this variable from outside the <xsl:if>
> because of the variable scope, so, what's the solution?

<xsl:variable name="xxx">
  <xsl:if test="condition">1</xsl:if>
  <xsl:if test="not(condition)">2</xsl:if>
<xsl:variable>

or if you want the result to be a node-set:

<xsl:variable name="xxx" select="value1[condition] |
value2[not(condition)]"/>

Mike Kay


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