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[Jason R. Cupp] > Chris Maden wrote: > > [Jason R. Cupp] > > > <!ELEMENT name (#PCDATA,firstname,surname,other?,suffix?,prefix?)> > > > > This content model is not legal. Any mixed content must be of the > > forms: > > > > (#PCDATA) > > (#PCDATA | element1 | element2 | ... | elementN)* > > Do the content models in XML and SGML differ here? I've seen the > first example around somewhere. Yes. Your example is legal SGML, but not XML. It's what's called "pernicious mixed content", and though legal, is a very bad idea.[1] XML left banned it intentionally. > Vcards offer two items: formatted name for looks and a structured > name. Then I think I'd recommend two different kinds of names, one with content model (#PCDATA) and the other with (firstname,surname,...). Then use (struct-name|free-name) in the parent content model. -Chris [1] If you really want to know why, search comp.text.sgml on DejaNews or e-mail me. -- <!NOTATION SGML.Geek PUBLIC "-//Anonymous//NOTATION SGML Geek//EN"> <!ENTITY crism PUBLIC "-//O'Reilly//NONSGML Christopher R. Maden//EN" "<URL>http://www.oreilly.com/people/staff/crism/ <TEL>+1.617.499.7487 <USMAIL>90 Sherman Street, Cambridge, MA 02140 USA" NDATA SGML.Geek> 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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