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Re: Layers, again (was Re: fixing (just) namespaces and validation)

• From: David Megginson <david@m...>
• To: xml-dev@i...
• Date: Wed, 8 Sep 1999 13:22:28 -0400 (EDT)

David Megginson writes:

 > DTDs do two things very well -- they let you validate the surface
 > structure of an XML 1.0 document, and they provide production rules to
 > help with the creation of XML 1.0 documents.  They could be extended
 > to do lots of other kinds of things, but I hardly see the point (ISO
 > 8859-1 could have been extended to include markup, for example, but it
 > would have been a bad idea).

Note that they do two additional things rather more poorly: they
specify the physical makeup of the document, and they provide default
values for attributes.


All the best,


David

-- 
David Megginson                 david@m...
           http://www.megginson.com/

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• References:
  • Re: fixing (just) namespaces and validation
    • From: David Carlisle <davidc@n...>
  • Layers, again (was Re: fixing (just) namespaces and validation)
    • From: David Megginson <david@m...>
  • Re: Layers, again (was Re: fixing (just) namespaces and validation)
    • From: "Simon St.Laurent" <simonstl@s...>
  • Re: Layers, again (was Re: fixing (just) namespaces and validation)
    • From: David Megginson <david@m...>

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