in reply to Re: trim() magic
in thread trim() magic

It breaks the aliasing nature of the elements in @_.
Jeff japhy Pinyan, P.L., P.M., P.O.D, X.S.: Perl, regex, and perl hacker
How can we ever be the sold short or the cheated, we who for every service have long ago been overpaid? ~~ Meister Eckhart

In Section Cool Uses for Perl