RE: Selecting from a node-set using variable path

Xpath expressions in XSLT have to be known at compile-time, they can't
be constructed from strings.

Look for a processor that offers an xx:evaluate() extension function; or
find a different approach to your problem.

Michael Kay
Software AG
home: Michael.H.Kay@xxxxxxxxxxxx
work: Michael.Kay@xxxxxxxxxxxxxx 

> -----Original Message-----
> From: owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx 
> [mailto:owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx] On Behalf Of gary fong
> Sent: 18 February 2003 19:35
> To: XSL-List@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  Selecting from a node-set using variable path
> 
> 
> For the life of me, I don't know how to do this even
> though it seems like it would be very easy.
> 
> I have a variable, myNodeSet, which points to a node set,
> in this case a set of 1 document element node.
> I have another variable, myPath, which reflects a
> (relative) location path to nodes I want to select from myNodeSet.
> 
> This works:
>   <xsl:variable name="t1" select="$myNodeSet//a/b/c"/>
> 
> This doesn't:
>   <xsl:variable name="t2" select="$myNodeSet/$myPath"/>
> 
> I'm using MSXML 4.0 and it's complaining with:
>   NodeTest expected here.
>   $myNodeSet/-->$<--myPath
> which makes sense.
> 
> How do I filter down my node-set based upon some variable 
> location path?
> 
> Thanks
> --
> Gary F.
> Sr. Software Engineer
> Fast Track Systems, Inc
> 
> 
> 
> 
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