xml-dev - Re: deterministic content model

[ht@cogsci.ed.ac.uk (Henry S. Thompson)]

"Sarveshwar Rao Duddu" <duddu@vsnl.com> writes:

> Hi,
> 
> I was trying out
> 
> <!ELEMENT test ((a, b)| (a, c))>
> 
> in my DTD, and my parser did not give any error. I use IBM parser.
> Any idea if there is any parser out there which also checks for this type of
> error?

If your parser claims to be validating, it is non-compliant if it
accepts the above model.  Most validating parsers (see any of the
standard tools lists) will get this right: RXP [1] certainly does.

ht

[1] http://www.ltg.ed.ac.uk/~richard/rxp.html
-- 
  Henry S. Thompson, HCRC Language Technology Group, University of Edinburgh
          W3C Fellow 1999--2001, part-time member of W3C Team
     2 Buccleuch Place, Edinburgh EH8 9LW, SCOTLAND -- (44) 131 650-4440
	    Fax: (44) 131 650-4587, e-mail: ht@cogsci.ed.ac.uk
		     URL: http://www.ltg.ed.ac.uk/~ht/

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