Re: Confusion with Namespaces?
At 01:45 PM 13/04/98 -0400, Tyler Baker wrote: >In the 1.0 XML Namespaces specification a namespace PI is defined as >follows: > >'<?xml:namespace' (S (PrefixDef | NSDef | SrcDef))+ '?>' > >>From this it looks like a particular namespace must have either one or >more PrefixDef's, NS'Def's, or SrcDef's in any particular order so long >as there is at least one of these. But then the following is said: > >Namespace Constraint: Required Parts >A namespace declaration must contain exactly one NSDef, exactly one >PrefixDef and zero or one SrcDef. This is because a majority of the WG didn't want to specify the order in which they can appear. So to write a regexp that allows one ns & one prefix & zero or one src, in any order, gets pretty big & ugly, unless you have something like the SGML &-connector. -Tim xml-dev: A list for W3C XML Developers. To post, mailto:xml-dev@i... Archived as: http://www.lists.ic.ac.uk/hypermail/xml-dev/ To (un)subscribe, mailto:majordomo@i... the following message; (un)subscribe xml-dev To subscribe to the digests, mailto:majordomo@i... the following message; subscribe xml-dev-digest List coordinator, Henry Rzepa (mailto:rzepa@i...)
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