Probably $count is a result tree fragment rather than a number, so it is
interpreted as a boolean predicate rather than a numeric subscript.
Change the way count is declared, or use [number($count)] in the
predicate.

Michael Kay

> -----Original Message-----
> From: owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx 
> [mailto:owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx] On Behalf Of 
> Andrew Maclean
> Sent: 26 January 2004 15:11
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  Dereferencing not working in certain context
> 
> 
> Dear all,
> 
> I'm having a problem dereferencing a variable in xsl.  
> Getting the value of 
> the "count" value (count is a parameter) works in some 
> contexts but not in 
> others.  A straightforward deref using the dollar sign works 
> on it's own, 
> but when I put that inside a larger expression it stops working.  I 
> illustrate what I mean below:
> 
> Values for <xsl:value-of select="$count"/> =
> <xsl:value-of 
> select="exsl:node-set($A)/derivedType[4]/@typeName"/> = 
> <xsl:value-of 
> select="exsl:node-set($A)/derivedType[$count]/@typeName"/>
> 
> The output of this is:
> 
> Values for 4 = TypeD = TypeA
> 
> 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?
> 
> Thanks,
> 
> Mr Andrew Maclean
> 
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