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RE: [xsl] Numbering in XSLT

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Hi Michael,

Thank you so much for the reply... Incidentally I did the exact same thing 5 minutes prior to reading your post and it works like a charm! Grouping was the key.


--- On Wed, 6/11/08, Michael Kay <mike@xxxxxxxxxxxx> wrote:

> From: Michael Kay <mike@xxxxxxxxxxxx>
> Subject: RE: [xsl] Numbering in XSLT
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Date: Wednesday, June 11, 2008, 7:59 AM
> Your first challenge here is the sorting. I imagine that
> 01/01/2007 is a
> date, perhaps in dd/mm/yyyy format or perhaps mm/dd/yyyy.
> Sorting dates is
> easier if you use the international standard format
> yyyy-mm-dd (it can
> always be reformatted for presentation later - XSLT 2.0 has
> a format-date()
> function for this). But if you must use this format, you
> can sort by
> rearranging the date using <xsl:sort
> select="concat(substring(@date1, 7, 4),
> substring(@date1,....))"/>.
> 
> The next challenge is grouping. This is much easier in XSLT
> 2.0 which has an
> <xsl:for-each-group> instruction. If for some reason
> you're stuck with XSLT
> 1.0, google (or look in the index of your XSLT textbook)
> for "Muenchian
> grouping". It looks complicated but you get the hang
> of it.
> 
> Finally, you have to number the groups. That's the easy
> bit. Whatever method
> of grouping you use, there's likely to be an
> <xsl:for-each> instruction to
> iterate over the groups, and within that, <xsl:value-of
> select="position()"/> will give you a
> sequential number. Subtract one to
> start at zero.
> 
> Michael Kay
> http://www.saxonica.com/ 
> 
> > -----Original Message-----
> > From: shruta satam
> [mailto:the_last_angel_00@xxxxxxxxx] 
> > Sent: 10 June 2008 19:55
> > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> > Subject: [xsl] Numbering in XSLT
> > 
> > Hello All,
> > 
> > I am an absolute newbee to XSLT and have been cracking
> my 
> > head trying to achieve the following:
> > 
> > Sample XML file:
> > 
> > <date>
> > <ed date1="01/01/2007" id="1"
> />
> > <ed date1="01/01/2008" id="2"
> />
> > <ed date1="01/01/2008" id="3"
> />
> > <ed date1="01/01/2005" id="4"
> />
> > <ed date1="01/01/2008" id="5"
> />
> > <ed date1="01/01/2009" id="6"
> />
> > </date>
> > 
> > Now I want a numbered output as follows:
> > 
> > 0. 01/01/2005,4
> > 1. 01/01/2007,1
> > 2. 01/01/2008,2
> > 2. 01/01/2008,3
> > 2. 01/01/2008,5
> > 3. 01/01/2009,6
> > 
> > i.e I want a numbered o/p grouped by date1 as shown
> above. Help!

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