[HTML5] [html] Elements within "title"?
lachlan.hunt at lachy.id.au
Sun Mar 4 21:52:15 PST 2007
James Justin Harrell wrote:
> Why not create an attribute for the title element to allow markup?
> <title allowmarkup="true">H<sub>2</sub>0</title>
In the HTML5 parsing algorithm, that would require the tree construction
phase to set the content model flag in the tokeniser to RCDATA or PCDATA
based on the presence of the attribute. Although it might be possible
to implement, no-one has yet given a valid use case that requires the
use of markup in the title, is worth the cost of implementation and
backwards imcompatibility, and has some real practical benefit for users
and/or user agents.
Your example can be handled using:
(U+2082 is SUBSCRIPT TWO)
Or simply accept the small limitation and write:
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