As specified in EXSLT, dyn:evaluate() can return a value of any type
(including of course a boolean). But there may be restrictions in the MSXML
implementation, I don't know.

Michael Kay
http://www.saxonica.com/
 

> -----Original Message-----
> From: John Horner [mailto:Horner.John@xxxxxxxxxx] 
> Sent: 25 October 2007 04:27
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  A variable in the test attribute of <xsl:if> ?
> 
> This may well be impossible, but I was wondering if (using 
> MSXSL) I could somehow use a variable in the test attribute 
> of <xsl:if> ?
> 
> Instead of <xsl:if test="foo = 'bar'">, I would like to have 
> "foo = 'bar'" in a variable and do this:
> 
>     <xsl:if test="$test">
> 
> Every time I search, I find mentions of the jscript dyn:evaluate
> function:
> 
>  function evaluate(context, expression)
>       {
>          return context.nextNode().selectNodes(expression);
>       }
> 
> 
>  but that only seems to work in returning a value -- that is, 
> I can do:
> 
>    <xsl:value-of select="dyn:evaluate(., <SOME EXPRESSION HERE> )"/>
> 
> but I can't do 
> 
>     <xsl:if test="dyn:evaluate(., <SOME EXPRESSION HERE> )">
> 
> to return a boolean for whether the node matches. 
> 
> Is there another function I could use?
> 
> ==============================================================
> ================
> The information contained in this email and any attachment is 
> confidential and
> may contain legally privileged or copyright material.   It is 
> intended only for
> the use of the addressee(s).  If you are not the intended 
> recipient of this email, you are not permitted to 
> disseminate, distribute or copy this email or any 
> attachments.  If you have received this message in error, 
> please notify the sender immediately and delete this email 
> from your system.  The ABC does not
> represent or warrant that this transmission is secure or 
> virus free.   Before
> opening any attachment you should check for viruses.  The 
> ABC's liability is limited to resupplying any email and 
> attachments 
> ==============================================================
> ================