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Re: Clarifications in '4.1 Definitions'

From: Ian Jacobs <ij@w3.org>
Date: Wed, 14 Oct 1998 10:16:05 -0400
Message-ID: <3624B225.1C360485@w3.org>
To: Robert Legros <rlegros@switch.be>
CC: "'www-html-editor@w3.org'" <www-html-editor@w3.org>
Robert Legros wrote:
> 
> In the document :
> http://www.w3.org/TR/1998/REC-html40-19980424/conform.html#h-4.1
> 
> The following text is not quite clear :
> 
> "HTML user agent
> ...
> A conforming user agent for HTML 4.0 is one that observes the mandatory
> conditions ("must") set forth in this specification, including the
> following points:
> ...
> For reasons of backwards compatibility, we recommend that tools
> interpreting HTML 4.0 continue to support HTML 3.2 (see [HTML32]) and
> HTML 2.0 (see [RFC1866])."
> 
> The question is : must a HTML user agent support HTML 3.2 and HTML 2.0
> to be conforming ?

Hello,

An HTML 4.0 UA is not required to support earlier versions of
HTML. That is why the sentence is written "we recommend". To prevent
users from rebelling, user agents should continue to support previous
versions of HTML.

 - Ian


-- 
Ian Jacobs (jacobs@w3.org) 
Tel/Fax: (212) 684-1814 
http://www.w3.org/People/Jacobs
Received on Wednesday, 14 October 1998 10:14:25 GMT

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