Subject: Re: [xsl] union/intersection on attribute values From: Francis Norton <francis@xxxxxxxxxxx> Date: Sun, 22 Apr 2001 00:09:12 +0100 |
Dan Diebolt wrote: > > DC on set1 and set2> select="item/@set1[. = /items/item/@set2]" > DC on set1 less set2> select="item/@set1[not(. = /items/item/@set2)]" > DC on set2 less set1> select="item/@set2[not(. = /items/item/@set1)]" > > FN>select="string(item/@set2[not(. = /items/item/@set1)])" > FN>is an alternative way of de-duping the results. > > string() doesn't dedup the Venn pieces for me. > *deep blush* Don't know what was going through my head this morning when I suggested a method of selecting the first element of a node-set (which could anyway be done better by applying a "[1]") as a method of de-duplicating the whole list. Here's a solution which actually works. I'm going back into lurk mode :) Francis. <?xml version="1.0"?> <!-- quotes.xsl: Transform to Quote.dtd vocabulary --> <xsl:transform version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> <xsl:output method="xml" indent="yes"/> <xsl:template match="items"> <xsl:variable name="In1and2" select="item/@set1[. = /items/item/@set2]"/> In1and2= <xsl:for-each select="$In1and2"> <xsl:value-of select="."/> </xsl:for-each> <br/> <xsl:variable name="In1not2" select="item/@set1[not(. = /items/item/@set2)]"/> In1not2= <xsl:for-each select="$In1not2"> <xsl:value-of select="."/> </xsl:for-each> <br/> <xsl:variable name="In2not1" select="item/@set2[not(. = /items/item/@set1)]"/> In2not1= <xsl:for-each select="$In2not1"> <xsl:value-of select="."/> </xsl:for-each> <br/> In2not1= <xsl:for-each select="$In2not1"> <xsl:variable name="v" select="."/> <xsl:if test="generate-id() = generate-id($In2not1[. = $v])"> <xsl:value-of select="."/> </xsl:if> </xsl:for-each> <br/> </xsl:template> </xsl:transform> XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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