Re: [xsl] Complex XPath question

[David Carlisle <davidc@xxxxxxxxx>]

On 01/03/2013 23:08, dvint@xxxxxxxxx wrote:
> Should have said I'm doing this in XSLT. I can use keys, but I'm trying to
> figure out the XPath to make the keys useful.

not sure what you meant by

> Is it possible in one XPath statement?

in that case.


<xsl:stylesheet version="2.0" 
xmlns:xsl="http://www.w3.org/1999/XSL/Transform";>

<xsl:key name="o" match="object[property[@name='title']]" 
use="normalize-space(property[@name='title'])"/>

<xsl:template match="/">
---
<xsl:copy-of select="
for $m in 
max(//object[normalize-space(property[@name='title'])='COMPARE']/number(property[@name='version']))
return
//object[normalize-space(property[@name='title'])='COMPARE'][number(property[@name='version'])=$m]/id
"/>
--
<xsl:variable name="m" 
select="max(key('o','COMPARE')/number(property[@name='version']))"/>
<xsl:copy-of 
select="key('o','COMPARE')[number(property[@name='version'])=$m]/id"/>
</xsl:template>
</xsl:stylesheet>