Subject: Re: [xsl] How the other half live From: "Andrew Welch" <andrew.j.welch@xxxxxxxxx> Date: Tue, 18 Nov 2008 14:55:57 +0000 |
2008/11/18 Dimitre Novatchev <dnovatchev@xxxxxxxxx>: > On Mon, Nov 17, 2008 at 12:53 PM, Michael Kay <mike@xxxxxxxxxxxx> wrote: > >> I quite like the fact that this generalizes. >> >> $vSeq[index-of($vSeq,.)[$i]] >> > > Yes, I intentionally omitted this in order not to overload the > readers, nevertheless anyone who tries the five problems will > naturally notice this generalization. Is: for $d in distinct-values($seq) return $d[count($seq[. eq $d]) ge $i] equivalent? I think it is, and probably a lot more efficient, although it is longer. I can't see how to avoid the for expression... -- Andrew Welch http://andrewjwelch.com Kernow: http://kernowforsaxon.sf.net/
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