... where it's documented ...

See List value constructors in perldata:

... you may assign to "undef" in a list. This is useful for throwing away some of the return values of a function ...
Assignment to undef works for any list assignment, but if you're assigning from an array or list, it's usually more sane to use some kind of slice rather than fooling around with undef.

Give a man a fish:  <%-{-{-{-<

In reply to Re^3: Regex to array by AnomalousMonk
in thread Regex to array by kepler

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