Name
<xsl:fallback>
Synopsis
This element is used in conjunction with extension
elements that aren’t a part of XSLT 1.0.
<xsl:fallback>
defines a template to be
invoked if the enclosing element is undefined. It’s
possible to test the availability of an element with
element-available( )
.
<xsl:fallback> ... </xsl:fallback>
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