You need the xx:evaluate() function which is present in a number of products
including Saxon and Xalan.

Mike Kay

> -----Original Message-----
> From: owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> [mailto:owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx]On Behalf Of Edward
> Kennedy
> Sent: 27 April 2001 20:57
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  using variable's value in select statement
>
>
>
> I am using a stylesheet to read a string from an xml file into a
> variable.  Now I want to use that string in a select xsl:value-of
> statement.
>
> XML file 1:
>
> 	<?xml version="1.0"?>
> 	<Data>
> 		<value1>1</value1>
> 		<value2>3</value2>
> 		<sum>4</sum>
> 	</Data>
>
> XML File 2:
>
> 	<?xml version="1.0"?>
> 	<Functions>
> 		<Func1>value1 + value2</Func1>
> 	</Functions>
>
> **********
> In the XSL:
>
> 	<xsl:variable name="thisline"><xsl:value-of
> select="$funcfile/Functions/Func1" /></xsl:variable>
>
> This returns a string which is actually a mathematical function acting
> on other xml elements
>
> Now I want to take this string(function) and use xsl:value-of
> to get the
> value of the fuction within the xml
> so it can be used in other places
>
>
> 	<xsl:variable name="thisfunc"><xsl:value-of select="$thisline"
> /></xsl:variable>
> 	<xsl:if test="$thisfunc = sum">
> 		<xsl:text>The sum is correct</xsl:text>
> 	</xsl:text>
>
> Hope this makes sense!
>
> Thanks
>
>
>  XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list
>


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