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Re: extra.* Entities

From: Dave Raggett <dsr@w3.org>
Date: Mon, 14 Dec 1998 14:05:58 +0000 ()
To: Andrew n marshall <amarshal@usc.edu>
cc: W3C HTML List <www-html@w3.org>
Message-ID: <Pine.WNT.3.95.981214135823.-236463E-100000@hazel.hpl.hp.com>
On Fri, 11 Dec 1998, Andrew n marshall wrote:

> I've been going through the new HTML-in-XML working draft. Now I
> have a question: 
> 
> Can someone explain to me the need or purpose of the extra.inline
> and extra.block entities?  I read the note ate the top of
> http://www.w3.org/TR/WD-html-in-xml/dtd.html, but I guess I don't
> know when/why you would add new entities. Is it for later versions
> of HTML (post v5)? Or is it something used so that tags from other
> DTDs can be laid out correctly in an HTML flow? Can someone
> provide an example? 

The entities are there to make it easy to glue the DTD pieces
together to function as a fully formed document type definition.
Regrettably DTD's are far from ideal for this, and I am looking
forward eagerly to see whether W3C's work on XML schema languages
will provide a better match to the needs for modularity.

Regards,

-- Dave Raggett <dsr@w3.org> http://www.w3.org/People/Raggett
tel/fax: +44 122 578 2984 (or 2521) +44 385 320 444 (gsm mobile)
World Wide Web Consortium (on assignment from HP Labs)
Received on Monday, 14 December 1998 09:01:51 GMT

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