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![]() | ![]() | ![]() | Altova Mailing List Archives>Archive Index >xmlschema-dev Archive Home >Recent entries >Thread Prev - Re: Need help with Unique Particle Attribution Rule [Thread Next] Re: Need help with Unique Particle Attribution RuleTo: Tom Moog <tmoog@-------.---> Date: 1/7/2005 2:45:00 PM So in DTD notation, which is easier to work with in cases like this, your original is ( (admin, error?)* , deviceTypeInfo*, error? ) I fear this is effectively equivalent to the known-to-be-inexpressable in a valid DTD content model chess-game problem, i.e. (w, b)* , w? If the semantics are as they appear to be (I'm just guessing), the most appropriate solution is to introduce a wrapper: ( (admin, error?)* , extra? ) extra: ( deviceTypeInfo*, error? ) ht -- Henry S. Thompson, HCRC Language Technology Group, University of Edinburgh Half-time member of W3C Team 2 Buccleuch Place, Edinburgh EH8 9LW, SCOTLAND -- (44) 131 650-4440 Fax: (44) 131 650-4587, e-mail: ht@i... URL: http://www.ltg.ed.ac.uk/~ht/ [mail really from me _always_ has this .sig -- mail without it is forged spam] From xan.gregg@j... Fri Jan 07 14:48:07 2005 Received: fro | ![]() | ![]() | ![]() |
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