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Tim Bray wrote: > > At 12:24 PM 3/30/99 +1000, Alison Lennon wrote: > >Could someone please explain to me why the ampersand group connector > >of SGML was not included in XML. > > > >It seems to me that the absence of this connector results in > >significant problems for many applications based on XML that want to > >use unordered lists of elements. > > Simply because it's a lot harder to implement than all the other > content model apparatus. In fact, back in SGML days, it was well-known > to be buggy in several rather good and successful SGML products. Yes, > its absence does represent a loss in expressive power. At the time, > it seemed like a good trade-off. To me it still does, although it > has particularly irked the (large and growing number of) people who > want to use XML to model relational semantics. -Tim Is it likely to be included in later versions of XML? In other words, what are the options for applications which need to use unordered lists - SGML? Alison -- Alison Lennon, Senior Research Engineer Canon Information Systems Research Australia Pty Ltd (CISRA), 1 Thomas Holt Drive,North Ryde,Sydney, NSW 2113. Ph +61-2-9805-2931, Fax +61-2-9805-2929 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/ and on CD-ROM/ISBN 981-02-3594-1 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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