AW: AW: [xsl] variables

["Mengel Andre (FV/SLM) *" <Andre.Mengel@xxxxxxxxxxxx>]

Hi Jeni,

thank you again for your contribution. 
I think that will help me a lot.

Best regards,

André Mengel

> -----Ursprüngliche Nachricht-----
> Von: Jeni Tennison [mailto:mail@xxxxxxxxxxxxxxxx]
> Gesendet: Donnerstag, 31. Mai 2001 15:12
> An: Mengel Andre (FV/SLM) *
> Cc: 'xsl-list@xxxxxxxxxxxxxxxxxxxxxx'
> Betreff: Re: AW: [xsl] variables
> 
> 
> Hi André,
> 
> > In your "evaluate-paths"-template you used the <xsl:copy-of>
> > instruction in order to return a copy of the result nodes (s. a) )
> > which will be the RTF of the "var1-rtf" variable. Is this right ? I
> > thought that the result of the <xsl:copy-of> instruction would be
> > copied directly into the result-tree. Could you please give me an
> > answer to that question.
> 
> The result tree is the result of processing the entire stylesheet -
> that's what gets output ultimately.
> 
> If you set a variable (or parameter) using its content then you get a
> 'result tree fragment' - a bit of a result tree that you might
> completely ignore or you might copy to the result, perhaps multiple
> times. Creating nodes while setting the value of a variable, however
> you do it, including using xsl:copy-of, doesn't make those nodes
> automatically appear in the result tree.
> 
> Actually, if you're going down the copying route you don't have to use
> recursion to evaluate the paths, you could use xsl:for-each instead:
> 
>    <xsl:variable name="var1-rtf">
>       <!-- store the current node in $data -->
>       <xsl:variable name="data" select="." />
>       <!-- iterate over the paths -->
>       <xsl:for-each select="document('doc2.xml')/paths/*">
>          <!-- store the current path in $path -->
>          <xsl:variable name="path" select="." />
>          <!-- change context back to $data -->
>          <xsl:for-each select="$data">
>             <!-- make a copy of the result of evaluating the path -->
>             <xsl:copy-of select="xalan:evaluate($path)" />
>          </xsl:for-each>
>       </xsl:for-each>
>    </xsl:variable>
>    <xsl:variable name="var1" select="xalan:nodeSet($var1-rtf)" />
> 
> I hope that helps,
> 
> Jeni
> 
> ---
> Jeni Tennison
> http://www.jenitennison.com/
> 
> 

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