Re: Return the max value of a set of nodes using FLWR

ahhh ha! Thank you.


On May 25, 2012, at 8:16 AM, G. Ken Holman wrote:

> At 2012-05-25 08:10 -0400, Philip Vallone wrote:
>> How can I return the max value of a set of nodes using FLWR? In this
example I want to return:
>> ...
>> <xsl:sequence select="for $x in changenumber return number(max($x))"/>
>
> You've gone too deep ... you want to stop one level "up" and get the maximum
of each of the sets.
>
> I hope this helps.
>
> . . . . . . Ken
>
> T:\ftemp>type philip.xml
> <data>
>        <set>
>                <changenumber>0</changenumber>
>                <changenumber>3</changenumber>
>                <changenumber>0</changenumber>
>        </set>
>        <set>
>                <changenumber>0</changenumber>
>                <changenumber>2</changenumber>
>                <changenumber>1</changenumber>
>        </set>
>        <set>
>                <changenumber>0</changenumber>
>        </set>
> </data>
>
> T:\ftemp>xslt2 philip.xml philip.xsl
> <?xml version="1.0" encoding="UTF-8"?>3 2 0
> T:\ftemp>type philip.xsl
> <?xml version="1.0" encoding="UTF-8"?>
> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
>  version="2.0">
>  <xsl:template match="/">
>    <xsl:sequence select="for $s in /data/set return max($s/changenumber)"/>
>  </xsl:template>
> </xsl:stylesheet>
> T:\ftemp>
>
>
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