Subject: Re: an Xpath question - $tag/$subtag
From: David Carlisle <davidc@xxxxxxxxx>
Date: Tue, 8 Jul 2003 09:57:31 +0100
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> It's not a very useful
> expression, because the result doesn't depend on the value of $v1,
$v1/$v2 does depend on $v1 being empty (or not) doesn't it?
Isn't it
if empty($v1) then $v2 else ()
(Just in case you were planning to optimise it away:-)
> But this user was after dyn:evaluate(concat( $v1, "/", $v2 )) which is
> something quite different, and is NOT available in XPath 2.0.
Yes, but you only knew that because you are really Jeni and can divine
users' real questions from no information.
David
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David Carlisle - Mon, 7 Jul 2003 17:56:00 -0400 (EDT)
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