[Xpath-ng] Proposal for definition of values/lists
Eric van der Vlist
vdv at dyomedea.com
Tue Nov 26 07:26:48 MST 2002
Hi Jeni,
On Tue, 2002-11-26 at 15:10, Jeni Tennison wrote:
> Hi,
>
> I propose that we define values in XPath NG as follows:
>
> Every value in XPath NG is a list or an atom. A list is a sequence
> of zero or more values. Atoms are of two kinds: nodes and data.
> Nodes are atoms that have identity whereas data are atoms that do
> not have identity.
.../...
> Any comments or thoughts on the above issues? Any other issues that
> I've glided over?
I think that we'd rather first decide if it's worth breaking the
compatibility (even if only in terminology) with XPath 1.0 at this
level.
I am not taking position or standing on one side or another, just
raising a red flag that this is impacting backward compatibility and
that we should explicitely document this choice and decide if XPath 1.0
is broken enough to deserve breaking compatibility...
Eric
--
Did you know it? Python has now a Relax NG (partial) implementation.
http://advogato.org/proj/xvif/
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Eric van der Vlist http://xmlfr.org http://dyomedea.com
(W3C) XML Schema ISBN:0-596-00252-1 http://oreilly.com/catalog/xmlschema
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