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Re: [xsl] Keys with duplicates should be simple
Subject: Re: [xsl] Keys with duplicates should be simple From: Graydon <graydon@xxxxxxxxx> Date: Sat, 1 Feb 2014 16:21:38 -0500 |
On Sat, Feb 01, 2014 at 11:09:14AM +0000, Andrew Welch scripsit: > > I still want a better syntax for using negated except in predicates, > > such as: > > > > div[not(* except (heading,para))] > > > > ("div elements which have only heading and para child elements" only > > it's really "div elements where none of the child elements are anything > > except heading and para") > > I usually do this: > > div[count(*) = count((heading,para))] Well, in 2.0 I think I want eq there, but yes. That's much simpler. I have a bit of a "count() is expensive, don't use count() unless you can't escape" tick, but should probably profile this and see if that's a tick remains justified. Thanks! Graydon
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