RE: xsl:variable

>   <xsl:variable name="global"/>
>
> b) It has value a result tree template that just has a root node.
>    Thus acts in almost all contexts like the empty string.

Caught you out David - it doesn't happen often. The value of <xsl:variable
name="g"/> IS an empty string. Third bullet of XSLT section 11.2. 

Though I'm struggling at the moment to find any way of showing that this
makes any observable difference, especially in the absence of the node-set()
extension!

Mike


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