Re: [heycam/webidl] iterable's should have more than just forEach() (#561)

I looked it up: the specific compat issue was people doing .concat() on nodelists because they tested true for instanceof Array.  So nodelists that were ArrayClass and implemented @@isConcatSpreadable would not have had the one known compat issue.

The real issue was that no one except Gecko was interested in implementing [ArrayClass]...

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Received on Thursday, 31 May 2018 05:46:36 UTC