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Re: [xsl] Displaying Unique attribute value
Subject: Re: [xsl] Displaying Unique attribute value From: "Andrew Welch" <andrew.j.welch@xxxxxxxxx> Date: Fri, 3 Oct 2008 14:19:53 +0100 |
2008/10/3 Ganesh Babu N <nbabuganesh@xxxxxxxxx>: > Dear All, > > I am having a tricky XML which i have to view in IE using XSL. (As IE > does not support XSLT 2.0), the solution should be in XSLT 1.0 > > My XML is like below: > > <chapter id="i120" page-num="1" extra-info="CHAPTER 1"> > <title id="i121" page-num="1">Introduction to Corporate Finance</title> > <chbeginning id="i122" page-num="1" extra-info="Chapter Opener"> > <title id="i123" page-num="1">OPENING CASE</title> > <para id="i124" page-num="1" dropcap="yes">Apple began as a > two-man....million.</para> > <para id="i125" page-num="1">Despite...altogether.</para> > <para id="i126" page-num="1">Of course... Steven Jobs!</para> > <para id="i127" page-num="1">With ... 74 days.</para> > </chbeginning> > <chbody id="i128" page-num="1" extra-info="Chapter Body"> > <section id="i129" page-num="1"> > <title id="i130" page-num="1">1.1 WHAT IS CORPORATE FINANCE?</title> > <sectbody id="i131" page-num="1"> > <para id="i132" page-num="1">Suppose... firm.</para> > <subsection id="i133" page-num="2"> > <title id="i134" page-num="2">The Balanc.. Firm</title> > <para id="i135" page-num="2">Suppose ... finance.</para> > > > In the above XML, page-num attribute is there for all the elements. My > requirement is that to display the value of the page-num attribute > only first time. Means i should display the page-num at where the > value is changing. We don't know on which node the value will change > it may be child, it may be sibling. > Use a key: <xsl:key names="page-nums" match="*" use="@page-num"/> with <xsl:if test="generate-id() = generate-id(key('page-nums', @page-num)[1])"> to test if that element has the first first occurrence of its page-num attribute -- Andrew Welch http://andrewjwelch.com Kernow: http://kernowforsaxon.sf.net/
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