Re: [xsl] Extracting the grouping from a flat structure

[Peter Wyngaard <peter@xxxxxxxxxxxx>]

Hi Kev --

Thanks for your reply.  Could you post sample code for your two-pass 
idea?  I'm really new at XSL and I don't think I follow your idea.

Thanks,

Peter

On Dec 6, 2004, at 8:47 AM, Kevin Jones wrote:

> On Monday 06 December 2004 00:34, Peter Wyngaard wrote:
> > <xsl:for-each select='//TABLE[@class="results"]/TR[TH]'>
> >   <header>
> >    <xsl:attribute name=...>...</xsl:attribute>
> >    <xsl:variable name='thisHeader'
> > select='generate-id(.)'/> <xsl:for-each
> > select='following-sibling::TR[$thisHeader=generate-id(pre
> > ceding- sibling::TR[TH][1])]'>
> >     <row>
> >      ...
> >     </row>
> >    </xsl:for-each>
> >   </header>
> > </xsl:for-each>
>
> Hi Peter,
>
> This looks to me like a pretty standard solution to this
> problem although its clearly inefficient for larger data
> sets.
>
> As an alternative I would be tempted to try a two pass
> approach, the first to collect the position() of all your
> headers in a variable and the second to chop and process a
> nodeset of all the rows using a recursive template and the
> position() data. This would exchange searching for nodeset
> manipulation so your milage will vary on different
> processors.
>
> Kev.