RE: xsl:copy problem

which is more efficient - using the xsl:variable as
suggested below or using the current() function? 

<xsl:copy-of
select="//Element[@name=current()/@name]"/>

Charlie

--- Dave.Porter@xxxxxxx wrote:
> Hi
> 
> > -----Original Message-----
> > From: Michael.Kay [mailto:Michael.Kay@xxxxxxx]On
> Behalf Of Michael.Kay
> > Sent: 27 April 2000 16:07
> > To: xsl-list
> > Cc: Michael.Kay
> > Subject: FW: RE: xsl:copy problem
> > 
> > 
> > > I think
> > > 
> > > 	<xsl:copy-of
> select="//Element[@name='{@name}']"/>
> > > 
> > > in the tag template should do the trick. Using
> {@name} within an 
> > > attribute is the same as inserting the value of
> <xsl:value-of 
> > > select="@name"/>
> > 
> > Oh no it isn't. Curly braces are NEVER used inside
> an XPath expression
> > (except as characters within a literal, in which
> case they 
> > have no special
> > meaning). Attribute value templates can only be
> used in those XSLT
> > attributes that explicitly permit them, and
> attributes whose 
> > value is an
> > XPath expression never fall into this category.
> 
> aha... of course. The question still remains how to
> parameterise an 
> XPath expression, something like the following will
> work:
> 
> <xsl:template match="tag">
> 	<xsl:variable name="name"><xsl:value-of 
> select="@name"/></xsl:variable>
> 	<xsl:copy-of select="//Element[@name=$name]"/>
> </xsl:template>
> 
> rgds:
> 
> Dave
> 
> 
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