Day 2 meeting notes

Douglas Crockford douglas at
Fri Jul 30 13:09:33 PDT 2010

  On 11:59 AM, Oliver Hunt wrote:
> I keep seeing code like this, I simply don't see it as viable to have 
> "for (.. in ...)" sometimes enumerate property names, and some times 
> enumerate keys, it seems like it could be both confusing and error 
> prone. esp. given the simplest example: [x for (value in [1,2,3])] you 
> would not get the desired behaviour, unless in comprehensions for(in) 
> behaves differently from everywhere else.
> It seems far better to just define a distinct syntax for enumerating values of an object.
I agree. We talked about swapping out the preposition, so 
produces keys, and for..of or for..from  produces values.

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