[Bug 27114] DOMTokenList and DOMSettableTokenList should be constructible

https://www.w3.org/Bugs/Public/show_bug.cgi?id=27114

--- Comment #5 from Domenic Denicola <domenic@domenicdenicola.com> ---
(In reply to Anne from comment #4)
> Re comment 0: You can't use mutation observer, changes are synchronous. So
> yeah, if you want this for custom elements you either want this to handle
> the monitoring or you want synchronous observers (which we don't want to
> hand out, but there's likely other things you can't do without them)...

You're right; you'd have to use attributeChangedCallback.

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Received on Tuesday, 21 October 2014 18:13:17 UTC