Subject: Re: [xsl] union/intersection on attribute values From: Dan Diebolt <dandiebolt@xxxxxxxxx> Date: Sat, 21 Apr 2001 07:18:53 -0700 (PDT) |
>select="item/@set1[. = /items/item/@set2]" >select="item/@set1[not(. = /items/item/@set2)]" >select="item/@set2[not(. = /items/item/@set1)]" > >that'll return duplicate entries which can be removed eg by using the >count(.| trick I used on a posting early today (and it's too late to >reconstruct:-) David: Could you provide a version using your count() method to kill the duplicates? I would like to compare it to the enclosed method I adapted using your select expressions. I am especially interested in how you define the keys and how many are needed using count(). Regards, Dan ********** XSLT Fragment: <xsl:template match="items"> <xsl:variable name="in1and2" select="item/@set1[. = /items/item/@set2]"/> <xsl:for-each select="$in1and2[generate-id(..)=generate-id(key('x1',.))]"> in1and2=<xsl:value-of select="."/><br/> </xsl:for-each> <hr/> <xsl:variable name="in1not2" select="item/@set1[not(. = /items/item/@set2)]"/> <xsl:for-each select="$in1not2[generate-id(..)=generate-id(key('x1',.))]"> in1not2=<xsl:value-of select="."/><br/> </xsl:for-each> <hr/> <xsl:variable name="in2not1" select="item/@set2[not(. = /items/item/@set1)]"/> <xsl:for-each select="$in2not1[generate-id(..)=generate-id(key('x2',.))]"> in2not1=<xsl:value-of select="."/><br/> </xsl:for-each> </xsl:template> XML Fragment: <items> <item id="1" set1="A"/> <item id="2" set1="B"/> <item id="3" set1="C"/> <item id="4" set2="A"/> <item id="5" set2="C"/> <item id="6" set2="D"/> <item id="7" set2="D"/> <item id="8" set2="D"/> <item id="9" set2="E"/> <item id="a" set2="E"/> <item id="b" set2="F"/> </items> __________________________________________________ Do You Yahoo!? Yahoo! Auctions - buy the things you want at great prices http://auctions.yahoo.com/ XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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