RE: [xsl] Dereferencing not working in certain context

Subject: RE: [xsl] Dereferencing not working in certain context
From: "Willink, Ed" <Ed.Willink@xxxxxxxxxxxxxxx>
Date: Mon, 26 Jan 2004 15:42:41 -0000
Try ensuring that count is numeric with number()

You've probably got a sring that has been given some boolean interpretation.

	Ed

> -----Original Message-----
> From: David Carlisle [mailto:davidc@xxxxxxxxx]
> Sent: 26 January 2004 15:40
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject: Re: [xsl] Dereferencing not working in certain context
> 
> 
> 
>   But when count is equal to 4, the variable part of the 
> result should be the 
>   same the as the hard-coded "4" part of the result.  Could 
> someone please 
>   tell me why it doesn't work?
> 
> you haven't shown the relevant bit of your code (the definition of the
> variable). But we can make some guesses
> 
> If the variable  count  oes have the value 4
> as in
> <xsl:variable name="count" select="4"/>
> then as you say, [4] and [$count] will work in the same way.
> 
> If however it has a value that is (or will be cast to) "4"
> as in
>  <xsl:variable name="count" select="'4'"/>
> or
> <xsl:variable name="count">4</xsl:variable>
> then [$count] will work like ['4'] which being a non-numeric 
> filter will
> work like [boolean('4')] which will work like [true()] as boolean()
> returns true on a non-empty string (or non empty node set)
> and a predicate  of true() will not filter your node set at all.
> 
> David
> 
> 
> -- 
> http://www.dcarlisle.demon.co.uk/matthew
> 
> ______________________________________________________________
> __________
> This e-mail has been scanned for all viruses by Star Internet. The
> service is powered by MessageLabs. For more information on a proactive
> anti-virus service working around the clock, around the globe, visit:
> http://www.star.net.uk
> ______________________________________________________________
> __________
> 
>  XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list
> 

 XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list


Current Thread