Use:
<xsl:value-of select="system-property('xsl:vendor')"/>
to identify the processor and:
<xsl:value-of select="system-property('xsl:version')"/>
to identify the version of XSLT it supports.
Use:
<xsl:value-of select="system-property('xsl:vendor')"/>
to identify the processor and:
<xsl:value-of select="system-property('xsl:version')"/>
to identify the version of XSLT it supports.