On Tue, Feb 14, 2012 at 10:05 PM, Gavin Barraclough <[email protected]>wrote: [...]
> Mark, > > Do you think we want strict insertion order, including for numeric index > properties? I guess I'm thinking the obvious here ( > http://wiki.ecmascript.org/doku.php?id=strawman:enumeration ), but it > would seem a simplest for users if there were a single story for iteration > order. > Great question. I hadn't thought about that in this context, but I do find it attractive. Ironically, this might be less efficient than pure insertion order. But worrying about that too early without measurement or evidence would again be premature. It also accommodates Allen's specialized collection as simply a degenerate case. Cool. -- Cheers, --MarkM
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