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Re: Deviance from SGML (was Re: Version information)

From: Ian Hickson <ian@hixie.ch>
Date: Thu, 12 Apr 2007 23:11:39 +0000 (UTC)
To: Henrik Dvergsdal <henrik.dvergsdal@hibo.no>
Cc: public-html@w3.org
Message-ID: <Pine.LNX.4.62.0704122309080.13484@dhalsim.dreamhost.com>

On Fri, 13 Apr 2007, Henrik Dvergsdal wrote:
> If you remove the public identifier and/or DTD URL from the doctype, the 
> only semantics left is that the document element has to be "html". We 
> should consider removing it alltogether.

This was examined in detail; unfortunately it seems the shortest DOCTYPE 
that triggers standards mode in browsers today is the one proposed.

> How are we going to facilitate validation?


> In what other ways is our new markup language going to deviate from 

There are various aspects of the syntax that deviate from SGML, most are 
inherited from legacy HTML implementations.

You may find some of the questions here useful:


Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'
Received on Thursday, 12 April 2007 23:11:42 UTC

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