[Webkit-unassigned] [Bug 240047] Date times do not respect the system's 12/24-hour time format override

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=240047

--- Comment #9 from John Wilander <wilander at apple.com> ---
(In reply to Myles C. Maxfield from comment #8)
> (In reply to John Wilander from comment #7)
> > (In reply to Myles C. Maxfield from comment #5)
> > > Another option here is to adjust the implementation of <input time="time">
> > > to make its contents unobservable by the webpage. Then it could potentially
> > > take users' preferences into account.
> > > 
> > > This approach won't work for toLocaleDateTimeString() though, of course.
> > 
> > Wouldn’t the page be able to distinguish the width of a rendered time
> > string? That’s a classic circumvention of attempts to hide characters or
> > even fonts.
> 
> When I say "make its contents unobservable," I'm including "width" in the
> notion of "contents."
> 
> Or, said a different way, one of the requirements to make its contents
> unobservable is to hardcode the width of the element so it doesn't depend on
> the string width.

Got. That sounds workable from an anti fingerprinting standpoint.

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