[whatwg] framesets

Markus Ernst derernst at gmx.ch
Wed Oct 14 15:40:57 PDT 2009

Aryeh Gregor schrieb:
> On Wed, Oct 14, 2009 at 11:56 AM, Peter Brawley <pb at artfulsoftware.com> wrote:
>> Correct, but excluding frameset from HTML5 increases the likelihood that
>> browsers will drop support for the feature.
> The spec requires all browsers to support framesets.  Look:
> http://www.w3.org/TR/html5/obsolete.html#frames
> Notice that this is contained in a section labeled "Requirements for
> implementations".  Also note that the section is full of requirements
> saying "the user agent must".  An implementation that does not support
> frames is non-conforming.  HTML5 requires frame support in user
> agents.
> This has been stated a number of times before; what part is unclear?
> The *only* effect on you if you use frames is that your pages will not
> validate as HTML5.  

Just for being nitpickinig: This only applies to the frameset document, 
which will validate as HTML4 Frameset. The pages contained will validate 
as HTML5 (if properly coded, of course). I assume the validator does not 
even recognize the fact that a document is part of a frameset.

More information about the whatwg mailing list