Constraint Validation API :-)
http://developers.whatwg.org/association-of-controls-and-forms.html#the-constraint-validation-api
Moderator votes: +13
Issue added by Ralt on 2013-01-29
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Covered by http://caniuse.com/#feat=form-validation ?
Hmm, not sure. Will need to investigate.
@cvrebert No, it isn't covered because, for example, checkValidity() and reportValidity() are not supported by Firefox 41.
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It looks like support for reportValidity() was added to Firefox in May.
https://bugzilla.mozilla.org/show_bug.cgi?id=1088761
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Now available at https://caniuse.com/#feat=constraint-validation
Most helpful comment
@cvrebert No, it isn't covered because, for example,
checkValidity()andreportValidity()are not supported by Firefox 41.