[whatwg] xml:lang and xmlns in HTML

Charles Iliya Krempeaux supercanadian at gmail.com
Fri Dec 1 09:31:50 PST 2006

Hello Ian,

On 12/1/06, Ian Hickson <ian at hixie.ch> wrote:
> On Fri, 1 Dec 2006, Michel Fortin wrote:
> >
> > I wonder if xml:lang and xmlns couldn't be made legal in HTML. xml:lang
> > would simply become conformant in HTML as a synonym for the lang
> > attribute, it's already in the spec that it should get the correct
> > treatment anyway.
> Except that wouldn't be backwards compatible since xml:lang="" isn't
> treated as a language attribute in legacy UAs.
> > This would make it possible to have documents conformant with both
> > syntaxes at the same time.
> I thought XHTML-sent-as-text/html had explained in painful detail why
> that's not a desirable end goal. Why would we want this?

Do you have some links to that discussion.  I think I may have missed it.

(I know I probably don't qualify as a "typical" web developer, but... I've
actually been writing XHTML and returning it as "text/html".)

See ya

> This could also help reinforce the idea that it's the media type that
> > differentiate HTML from XHTML. It'd make many valid XHTML1 documents out
> > there conformant with HTML5 with a mere modification to the doctype.
> Not if they use things like <![CDATA[...]]> or the empty element syntax on
> non-void elements, or any number of other XMLisms.
> > What do you think?
> I don't think it's a goal for the two serialisations to have a common
> subset.
> --
> Ian Hickson               U+1047E                )\._.,--....,'``.    fL
> http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
> Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'

    Charles Iliya Krempeaux, B.Sc.

    charles @ reptile.ca
    supercanadian @ gmail.com

    developer weblog: http://ChangeLog.ca/
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