Ron Buckton (2013-06-30T22:41:27.000Z)
github at esdiscuss.org (2013-07-12T02:27:36.766Z)
Couldn't you just do: ```js var squaredSmalls = Int16Array.from((v*v for v of smalls)); ``` Or is the allocation of a generator expensive enough to warrant the mapFn argument? Alternatively, is it the need to support a map on a non-iterable "array-like"?