Search for "grouping methods in XSLT" or for "Muenchian grouping"


Cheers,
Dimitre Novatchev


"kermit" <kermit@d...> wrote in message 
news:620935FC-3A06-4980-92B4-E6E5B5D973D9@m......
>I have a XML structure like:
> - - - -
> <EVENTS>
>     <EVENT>
>            <EYEAR>2007</EYEAR>
>            <ENAME>EVENT One</ENAME>
>     </EVENT>
>     <EVENT>
>            <EYEAR>2008</EYEAR>
>            <ENAME>EVENT Two</ENAME>
>     </EVENT>
>
> </EVENTS>
> - - - -
> Then I have a XSL Template with a  for each loop.  Before the for each 
> loop
> I define
> a parameter
>
> <xsl:param name="EventYearLast">1999</xsl:param>
>
>
> <xsl:for-each select="./EVENTS/EVENT">
>
>       I want to do some conditional formatting here based on if the 
> <EYEAR>
> value
>       is different from the previoius <EYEAR> value.
>       something like:
>
>              <xsl:if test="EVENTYEAR != $EventYearLast">
>       <tr>
>                        <td valign="top" colspan="2">
>                        <p align="center"><b<u>
>                        <xsl:value-of select="EVENTYEAR"/>
> EVENTS</u></b><br/>
>          </p>
>                           </td>
>        </tr>
> </xsl:if>
>
>           <xsl:param name="EventYearLast"><xsl:value-of
> select="EVENTYEAR"/></xsl:param>
>
> </xsl:for-each>
>
> The above does not work because it will not allow the <xsl:param inside 
> the
> xsl:for-each  loop
>
> HOW DO IT DO THIS???   I've tried several things to no avail.  There has 
> got
> to be a way.   ????
>
> Thank you ahead of time!!