[whatwg] Empty elements
web at timaltman.com
Wed Feb 15 15:34:20 PST 2006
On Wed, 15 Feb 2006 23:48:57 +0100, Ian Hickson <ian at hixie.ch> wrote:
> On Wed, 15 Feb 2006, Tim Altman wrote:
>> May OBJECT and CANVAS be treated as empty elements, i.e. <canvas /> and
>> <object /> if there is no fallback content?
> I don't understand your question.
Let me rephrase: Is it valid for the object and canvas elements use the
empty element syntax?
> If you mean "Can the string '<object/>' be treated as an empty element
> tag", the answer is no.
You seem to have answered my question here. Why not?
>> Is fallback content required on OBJECT and CANVAS?
> Just like with <img alt="">, the lack of fallback content on either of
> these would merely indicate that they were semantically neutral and not
> conveying any extra information. For example:
> <h1>The foobar</h1>
> <p>The foobar is a green circle.</p>
> <p><object data="greencircle.png"></object></p>
> There is no fallback here because it would be redundant -- the image
> paragraph is merely repeating the previous paragraph for emphasis in
> visual media.
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