Nested functions, how do they work (stack related)
antoon.pardon at rece.vub.ac.be
Tue Dec 13 06:44:39 EST 2016
Op 13-12-16 om 08:13 schreef Veek M:
> 4. When you call a nested function (decorator), it generally returns a
> wrapper function but I thought he was just returning a reference to a
> function object but obviously since it can see it's environment, how is
> the stack being setup?
Here you are no longer just talking about nested functions, you are talking
about closures. A stack is no longer sufficient for implementing closures.
The environment for the nested variables of the closure is often alloceted
on the heap.
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