Re: Custom Elements: 'data-' attributes

On Thu, May 8, 2014 at 6:49 PM, Brian Kardell <> wrote:
> What do the parsing rules say about what an attr may begin with? Is it
> plausible to just leading underscore or leading dash them as in CSS so that
> all that's really necessary is for HTML to avoid using those natively (not
> hard, cause, why would you) and then you provide an easy hatch for good
> authors and get decent protection without getting too crazy?

_test="" or -test="" works fine. However, if we advice developers to
mint attributes like that and APIs like ele._test() I'd imagine they'd
laugh at us. Not exactly a great improvement over the status quo.


Received on Friday, 9 May 2014 10:22:38 UTC