Subject: RE: [xsl] First element with given attribute values From: "Andreas L. Delmelle" <a_l.delmelle@xxxxxxxxxx> Date: Sun, 11 Apr 2004 16:41:05 +0200 |
> -----Original Message----- > From: Nicolas Mailhot [mailto:Nicolas.Mailhot@xxxxxxxxxxx] > <snip /> > Which I need to trim, keeping only the first element with an unique > attibute value, or unique attribute values. For example, if I only > wanted the first element with an unique name,version pair this would > give : <snip /> > Is there a clean way to do it ? > Yup, define a key like: <xsl:key name="foo-key" match="foo" use="concat(@name,' ',@version)" /> Then further on use: <xsl:variable select="//foo[generate-id()=generate-id( key('foo-key',concat(@name,' ',@version)))]" /> To give you the nodeset containing all foo nodes whose id equals the first node returned by key(). Apply templates to the variable, and you're set. Cheers, Andreas
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