[Prev][Next][Index][Thread]

Re: B.2 DTD required or optional?



At 01:47 PM 10/14/96 -0700, Tim Bray wrote:
>At 03:05 PM 10/12/96 CDT, Michael Sperberg-McQueen wrote:
>
>>B.2 Should XML require each document instance to have a DTD or not
>>(7.1)?
>
>One concept is that the XML spec should define two separate characteristics
>that a document can have, well-formedness and validity.

I agree with something along the lines of Tim's proposal. SGML requires
a DTD, yet it hasn't stopped anyone from processing documents without
a DTD. SGML addressed this by differentiating validating and non-
validating parsers. I think we should use a similar approach.

bob



Robert Streich				streich@slb.com
Schlumberger				voice: 1 512 331 3318
Austin Research				fax:   1 512 331 3760