Re: limiting a apply-template

On Sun, Mar 16, 2003 at 08:25:29PM -0700, Mike Brown wrote:
> Sam Carleton wrote:
> > This is what I have:
> > 
> > <xsl:apply-templates select="//*[@url=$docUri]" mode="dspLocal"/>
> > 
> > Normally the url attribute in the XML will be unique, but not
> > always.  When it is not unique, I only want to process the first
> > node it finds.  How do I do that?
> 
> (//*[@url=$docUri])[1]
> 
> Of course if you can eliminate the //* and provide a more specific path,
> it will be faster. Or use keys:
> 
> <xsl:key name="elem-by-url" match="*" use="@url"/>
> ...
> <xsl:template ...>
>   ...
>   <xsl:apply-templates select="key('elem-by-url',$docUri)"/>

Thanks, I appreciate it!

Sam

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