Subject: RE: [xsl] xsl:number and performance From: "Michael Kay" <mhk@xxxxxxxxx> Date: Fri, 12 Dec 2003 16:47:27 -0000 |
> > Hi Michael Kay and others, > I found this link: > www.xml.com/pub/a/2001/04/25/xsltuk.html#performance. One of > your advices is don't use xsl:number. Why not? > Because a naïve implementation will have O(n^2) performance to number n nodes. Using position() is always likely to be more efficient if it gives the right answer. Of course techniques like count(preceding-sibling::*) are also likely to suffer the same O(n^2) problem. Michael Kay XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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