ActionScript: Specification of the is operator -


i having trouble googling expected behavior of is operator in as3. need know should happen if left side null.

i know possible test, , empirical results, need know specification says, , cannot find anywhere.

you not looking hard enough. http://help.adobe.com/en_us/flashplatform/reference/actionscript/3/operators.html#is

"evaluates whether object compatible specific data type, class, or interface." because null kinda special case , "the null data type special in not associated class" false while using in operator.


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