That the [] decoupling is needed can by seen by the fact that dicts can’t have a size() method (as opposed to the dictionary solution in the strawman).
On Nov 11, 2011, at 17:45 , Allen Wirfs-Brock wrote: > thanks, a good suggestion. > > Actually they are quite different. The dict proposal is simply defining one > new data types that can be used as a key value store which is guaranteed not > to have any pre-existing key conflicts prior to initial use. > > My proposal, defines a general extensible mechanism that JS programmers can > use to define many kinds of new collection abstractions all of which use a > consistent accessing syntax whose semantics is completely under the control > of the programmer. > >> A comparison to 'dict' which shares the expressed goals of the above >> proposal would be a great addition. Roughly speaking it appears to be >> "more ambitious than", meaning more effort and more power. -- Dr. Axel Rauschmayer [email protected] home: rauschma.de twitter: twitter.com/rauschma blog: 2ality.com
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