Re: [xsl] Testing by counting or positional predicate

Subject: Re: [xsl] Testing by counting or positional predicate
From: Francis Norton <francis@xxxxxxxxxxx>
Date: Thu, 11 Jan 2001 14:36:27 +0000

David Carlisle wrote:
> 
> >   count($node1|$node2) = 1
> >
> > or:
> >
> >   not(($node1|$node2)[2])
> 
> or generate-id($node1)=generate-id($node1)
> 
logically equivalent and certainly more readable, but on one stylesheet
that I run (to de-dupe the output of an XML Spy conversion from XML
Schema to XDR) the difference between Muenchian grouping with
"count($node1|$node2) = 1" and one with "generate-id(node1) =
generate-id(node2)" is 4.4 seconds v. 14.3 seconds!

Francis.

 XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list

Current Thread
[xsl] Testing by counting or positional predicate Jeni Tennison - Thu, 11 Jan 2001 11:51:03 +0000 David Carlisle - Thu, 11 Jan 2001 12:15:58 GMT Jeni Tennison - Thu, 11 Jan 2001 12:39:59 +0000 Francis Norton - Thu, 11 Jan 2001 14:36:27 +0000 <= Daniel Bowen - Thu, 11 Jan 2001 10:29:53 -0700 Francis Norton - Fri, 12 Jan 2001 11:10:03 +0000 Daniel Bowen - Fri, 12 Jan 2001 10:32:29 -0700 Jeni Tennison - Sun, 14 Jan 2001 11:43:19 +0000

Current Thread

[xsl] Testing by counting or positional predicate
- Jeni Tennison - Thu, 11 Jan 2001 11:51:03 +0000
  - David Carlisle - Thu, 11 Jan 2001 12:15:58 GMT
    - Jeni Tennison - Thu, 11 Jan 2001 12:39:59 +0000
    - Francis Norton - Thu, 11 Jan 2001 14:36:27 +0000 <=
      - Daniel Bowen - Thu, 11 Jan 2001 10:29:53 -0700
      - Francis Norton - Fri, 12 Jan 2001 11:10:03 +0000
      - Daniel Bowen - Fri, 12 Jan 2001 10:32:29 -0700
      - Jeni Tennison - Sun, 14 Jan 2001 11:43:19 +0000

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