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Keys in hashes are unique, so you never had more than one "apple" in hash %m2.
But it's still unclear which logic you expect, because thats a perfect set operation. Could it be that you want to compare arrays one by one by position? Then please use a loop to do so.
Cheers Rolf ( addicted to the Perl Programming Language) In reply to Re^3: Perl delete function
by LanX
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