What are Closures?!
Closure anatomy!
Closures in objects!
Objects as Closures!
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A Closure is an object!
that represents an!
anonymous function.!
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They're anonymous because
they don't have a name.!
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They are also called lambdas,
or lambda functions.!
!
This is a reference to a branch of
mathematics called lambda calculus.!
Let's not even go there.!
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Named functions have names so
they can be referenced and
reused.!
!
Anonymous functions don't need
to be reused. They're great for
callbacks...!