[whatwg] Text areas with pattern attributes?
scott.gonzalez at gmail.com
Wed Sep 30 05:58:31 PDT 2009
On Tue, Sep 29, 2009 at 11:43 PM, Ian Hickson <ian at hixie.ch> wrote:
> > So add 'multiple' on all of those and you'll have a good reason you'd
> > want them all to be able to wrap over multiple lines. I.e. ability to
> > enter multiple bank numbers, multiple social security numbers or
> > multiple usernames.
> I could see an argument for <input type=text pattern=... multiple>. That's
> probably best left for a future version though.
> But I don't think that's the same as multiline input.
If you could specify that a pattern could match multiple times you would
also need to specify the delimiter. Support for multiple should also be very
easy by just modifying your pattern without support for a multiple
> All of these seem like a bad idea to keep separate for multiline inputs
> > vs. single line inputs. Except for the default value which for historic
> > reasons make sense to use separate mechanisms, and cols/size which are
> > both mostly rendering differences.
> It's not clear how list="" would work with <textarea>, and I'm not aware
> of any UA that does <textarea> autocomplete.
The closest example of this that I can think of is Facebook's autocomplete
for messages, but even adding autocomplete to a textarea wouldn't make it
possible to implement what they have.
I could see pattern being supported for textarea, but in the same way as a
validation system for more complex validation, especially for this version.
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