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RE: Higher-Order Functions in XPath 2.0
- From: "Michael Kay" <michael dot h dot kay at ntlworld dot com>
- To: <xsl-list at lists dot mulberrytech dot com>
- Date: Thu, 17 Jan 2002 16:14:28 -0000
- Subject: RE: [xsl] Higher-Order Functions in XPath 2.0
- Reply-to: xsl-list at lists dot mulberrytech dot com
> Point 3.) This essentially says there is currently no facility
> to iterate over two or more sequences in parallel rather than
> on the cartesian product. This is especially bad because
> there is no reasonable way to emulate this using the "for"
> operator.
Actually, you can do it, using something like
for $i in 1 to max((count($a), count($b))) return
if-absent($a[$i], 0) + if-absent($b[$i], 0)
Mike Kay
>
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