Subject: RE: Test expression : Is Context Node an ancestor of node with Id!
From: "Michael Kay" <mike@xxxxxxxxxxxx>
Date: Sat, 19 Feb 2005 17:13:48 -0000
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> and it stop working. Isn't ancestor::Menu[1] and parent::Menu
> equivalent since the ancestor axis is going backward?
No, if the context node has a parent named X and X has a parent named Menu,
then ancestor::Menu[1] will select the grandparent, while parent::Menu won't
select anything.
Michael Kay
http://www.saxonica.com/
>
> Likewise, (ancestor::Menu)[1] should give the first ancestor in
> document order, that is to say the anciest ancestor of the context
> node.
>
> Am i not correct? If so why my xsl stop working (or better, it works
> in a way i don't expect) after that change?
>
>
> On Sat, 19 Feb 2005 10:40:29 GMT, David Carlisle
> <davidc@xxxxxxxxx> wrote:
> >
> > Joris
> >
> > 1)The union operater '|' works only for node-sets, not
> boolean value. Use
> > 'or' here.
> >
> > actually | works here as well, you have two node sets so either you
> > coerce them each to booleanand use or or you take their
> union and then
> > coerce to a boolean, it comes to the same thing.
> >
> > David
> >
> >
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