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Re: sorting a variable that contains a nodeset


>Hi Rafael,
>
> > My problem is that I have to compare each 'ARTICULO' with the
> > following 'ARTICULO', but once they are sorted. For this, I think
> > the best solution is to store in a variable all the nodes
> > 'ARTICULO', sort them, and compare each of them with the following.
>
>The only way that you can do this in XSLT 1.0 is if you use a
>node-set() extension function to create a new document in which the
>ARTICULOs are in sorted order. You create the new document within a
>variable:
>
>   <xsl:variable name="articulos">
>     <xsl:for-each select="ARTICULO">
>       <xsl:sort select="NOMBRE_FAMILIA"/>
>       <xsl:sort select="NOMBRE_SUBFAMILIA"/>
>       <xsl:sort select="DESCRIPCION_CORTA"/>
>       <xsl:copy-of select="." />
>     </xsl:for-each>
>   </xsl:variable>
>
>Then convert that to a node set with an extension function that
>depends on what processor you're using, and check the following
>ARTICULO using the following-sibling:: axis. For example, if you're
>using MSXML, you do:
>
>   <xsl:for-each select="msxsl:node-set($articulos)/ARTICULO">
>     ...
>     <xsl:if test="NOMBRE_FAMILIA =
>                   following-sibling::NOMBRE_FAMILIA[1]">
>       ...
>     </xsl:if>
>     ...
>   </xsl:for-each>
>
>My intuition tells me that you might be wanting to do this because you
>want to create groups of ARTICULO elements. If that's the case, then
>there are different (and more portable) ways to go about it, so let us
>know if that's what you're trying to do.


Hi Jeni! You said it! I want to group articles depending on its category and 
subcategory to show them grouped in a table. I´d thank you your ideas!




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