Subject: Re: [xsl] Re: topological sort From: Joerg Pietschmann <joerg.pietschmann@xxxxxx> Date: Fri, 05 Jan 2001 13:46:30 +0100 |
Jeni Tennison wrote: > > Hi Joerg, > > > Can one of the gurus please comment on the > > "count(field/type/ref)=count(...)" [...] > So your construct count be replaced by: > > not(field/type/ref[not(. = $processed/name)]) Thank you for the hint. In predicate calculus language, this is the application of the equivalence FORALL x: P(x) <=> not EXIST x: not P(x) I should have thought of this by myself! > I'm not sure whether this will be more efficient - it probably depends > on the processor. [...] Xalan shows a small but overall insignificant improvment. Some trace messages indicate that the transformation time is dominated by other processing steps, but even the step processing the structure definitions is not much faster. > I hope that helps, It did! Regards J.Pietschmann XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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