Re: [xsl] Got an XSLT function that does value intersection (not identity intersection)?

["Michael Kay mike@xxxxxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>]

> The following XSLT stylesheet, also seems to work,

Yes, but doing N-squared deep-equal comparisons doesn't scale very well.

Michael Kay
Saxonica

>
> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform
<http://www.w3.org/1999/XSL/Transform>"
>                          xmlns:xs="http://www.w3.org/2001/XMLSchema
<http://www.w3.org/2001/XMLSchema>"
>                          xmlns:fn1="http://fn1 <http://fn1/>"
>                          exclude-result-prefixes="xs fn1" version="2.0">
>
>    <xsl:output method="xml" indent="yes"/>
>
>    <xsl:template match="Document">
>       <Document>
>          <xsl:apply-templates
select="row[not(fn1:hasRowOccuredEarlier(.))]"/>
>       </Document>
>    </xsl:template>
>
>    <xsl:template match="row">
>       <xsl:copy-of select="."/>
>    </xsl:template>
>
>    <xsl:function name="fn1:hasRowOccuredEarlier" as="xs:boolean">
>       <xsl:param name="row" as="element(row)"/>
>       <xsl:sequence select="some $r in $row/preceding-sibling::row satisfies
deep-equal($r/*, $row/*)"/>
>    </xsl:function>
>
> </xsl:stylesheet>
>
>
> --
> Regards,
> Mukul Gandhi
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