> What's wrong with array_keys? It's extremely useful.
I don't think he was arguing about the utility. I think he meant that: array_keys($aHash); is less desirable than: aHash.keys. Also, if you you really look at the PHP example, the semantics really suck.
I don't think he was arguing about the utility. I think he meant that: array_keys($aHash); is less desirable than: aHash.keys. Also, if you you really look at the PHP example, the semantics really suck.