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From Paul Libbrecht <p...@activemath.org>
Subject Re: [jelly] bringing a jelly::core variable into an jelly::xml xpath
Date Thu, 14 Aug 2003 13:31:51 GMT
Dan Ochs wrote:
> I'm trying to figure out a way to pass a variable from a jelly::core var 
> into a jelly::xml XPath expression.  The document loading and parsing is 
> working correctly. The following code does not raise an exception, but 
> also does not return anything.  Any other combination I try rasises 
> various exceptions, null pointer being the most common.
> thanks for the help, dan
> 
> xml:
> <groups>
>   <group desc="I am your content description" name="content"/>
> </groups>
> 
> 
> jelly:
> <xml:parse var="groups" xml="groups.xml"/>
> <jelly:set var="input">$groups//group[@name='content']/@desc</jelly:set>
> <jelly:set var="desc">
>   <xml:expr select="${input}"/>
> </jellt:set>


Dan,

Have you tried, instead of <jelly:set var="input">... the following ?

<xml:set var="input" select="$groups//group[@name='content']/@desc"/>

Paul


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