RE: counting equal entries

A classic grouping problem: see

http://www.jenitennison.com/xslt/grouping

Michael Kay
http://www.saxonica.com/
 

> -----Original Message-----
> From: Ralf Heydenreich [mailto:rheydenr@xxxxxxx] 
> Sent: 29 October 2004 13:53
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  counting equal entries
> 
> Hi all,
> I try to create an index page from a document. The idea behind is to
> collect a certain word and list it with *all* occurences in the
> document, like
> 
> foo .... 12, 23, 45
> bar .... 2, 5, 88
> 
> and so on. I have a XML document which contains entries with different
> classes (Java classes).
> I have a XSL stylesheet which collects all entries in a sorted order.
> But there is one separate entry for each occurence:
> 
> foo ... 12
> foo ... 23
> foo ... 45
> bar ... 2
> 
> and so on.
> 
> Code follows:
> 
> <xsl:for-each select="key('index-key', $lower-alphabet)">
>  <xsl:sort select="@name" case-order="lower-first"/>
>  <xsl:call-template name="display-index-item">
>   <xsl:with-param name="item" select="." />
>  </xsl:call-template>
> </xsl:for-each>
> 
> The $lower-alphabet is only a variable containing all lower letters.
> How can I pass an indicator to the template "display-index-item" where
> I can decide if an entry has the same name as the previous one?
> 
> TIA,
> Ralf.