W3C home > Mailing lists > Public > www-validator@w3.org > March 2012

Re: Optional Html Tag

From: Jukka K. Korpela <jkorpela@cs.tut.fi>
Date: Tue, 20 Mar 2012 19:11:13 +0200
Message-ID: <4F68BA31.6080806@cs.tut.fi>
To: "www-validator@w3.org" <www-validator@w3.org>
CC: Ben Ellis <ben@collstream.co.uk>
2012-03-20 18:33, David Dorward wrote:

> On 20 Mar 2012, at 09:12, Ben Ellis wrote:
>>                  I glanced at the specification and it states that it MUST contain an HTML tag, but the W3C validator and most browsers will successfully parse an HTML document without an HTML tag.
> "An html element's start tag may be omitted if the first thing inside the html element is not a comment."
> http://www.w3.org/TR/html5/syntax.html#optional-tags

HTML5 is work in progress, and any HTML5 validation is experimental (and 
does not necessarily reflect the most recent HTML5 draft).

According to approved specifications, the tags <html> and </html> are 
always optional in HTML, except in XHTML, where they are always required.

Received on Tuesday, 20 March 2012 17:11:47 UTC

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