ES6 draft, Rev20 is now available

Brendan Eich brendan at mozilla.com
Wed Oct 30 10:26:58 PDT 2013


Anne van Kesteren wrote:
> On Wed, Oct 30, 2013 at 5:14 PM, Brendan Eich<brendan at mozilla.com>  wrote:
>> >  Anne van Kesteren wrote:
>>> >>  This is different from how sequence<T>   behaves in IDL. (It uses
>>> >>  array-likes.) :/
>> >
>> >  This is more general, since array-likes should be iterable to be like
>> >  arrays, which are iterable.
>> >
>> >  So this seems ok. Right?
>
> An array-like only "length" and properties "0", "1", ... as far as I
> know. I thought iterable meant they implement the iterator protocol.

The meaning of array-like is evolving, maybe. I know, this means old 
array-likes don't iterate without work. Temporary migration problem?

/be


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