RE: [xsl] Calculation using the position of an element??

["Clifford, Karen" <Karen dot Clifford at fid-intl dot com>]

Thank you very very much!!

-----Original Message-----
From: Jarno.Elovirta@nokia.com [mailto:Jarno.Elovirta@nokia.com]
Sent: Friday, September 20, 2002 9:58 AM
To: xsl-list@lists.mulberrytech.com
Subject: RE: [xsl] Calculation using the position of an element??


Hi,

> > Ive tried to come up with an XPath solution involving 
> position()  (one
> > line)  to produce a certain value using <xsl:value-of 
> select="......."/>
> > 
> My Sample XML File
> 
> > <tgroup cols = "5">
> > 	<colspec colname="col1"/>
> > 	<colspec colname="colspec1"/>
> > 	<colspec colname="col2"/>
> > 	<colspec colname="col4"/>
> > </tgroup>
> > 
> > I have two different values (say x and y) elsewhere in the 
> xml doc and I
> > need to perform a small calculation that I will now outline in
> > Pseudocode...
> > 
> > If x="colspec1" then
> > 	position1 = 2
> > If y="col4" then
> > 	position2 = 4
> > Result= position2 - position1
> > 
> > ie Result=2

  <xsl:value-of select="count(colspec[@colname =
$y]/preceding-sibling::colspec) - count(colspec[@colname =
$x]/preceding-sibling::colspec)" /> 

Jarno

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