Subroutines automatically return the value of the last statement executed. return is often optional.

map is iterating over the elements in @_ (each element is in $_) and it's substituting as appropriate and passing the changed value to @fields. You can read through this node for some good examples.

Cheers,
Ovid

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In reply to (Ovid) Re: Global, Local, what the..? by Ovid
in thread Global, Local, what the..? by antjock

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