> > The idea is that a variable which in XPath 1.0 holds a node-set,
> > should in XPath 2.0 hold a sequence of nodes, the sequence being
> > in document order with no duplicates.
>
> If a sequence can't contain duplicates what do you get from...

A sequence can contain duplicates. But the idea is that (as a first
approximation) expressions that in XPath 1.0 return a node-set, will in
XPath 2.0 return a sequence in document order without duplicates. New
expressions and operators may produce sequences that do contain duplicates.

Mike Kay


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