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Re: B.2 DTD required or optional?

From: Robert Streich <streich@slb.com>
Date: Tue, 15 Oct 1996 01:46:07 -0500
Message-Id: <3.0b26.32.19961015013355.006a394c@austin.sar.slb.com>
To: Tim Bray <tbray@textuality.com>
Cc: W3C SGML Working Group <w3c-sgml-wg@w3.org>
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
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Received on Tuesday, 15 October 1996 02:54:24 UTC

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