It's strictly verboten since the birth of the cool AKA hour zero or so. May be one of our founders imposed this but no one remembers who it really was. But remember: Things that are verboten - like perl -E 'map {++$_; say;} 0..9' - give the real kick ;-) For a more serious debate please see map vs for\foreach..

Best regards, Karl

«The Crux of the Biscuit is the Apostrophe»

perl -MCrypt::CBC -E 'say Crypt::CBC->new(-key=>'kgb',-cipher=>"Blowfish")->decrypt_hex($ENV{KARL});'Help

In reply to Re^3: I want to operate on some values in a hash by karlgoethebier
in thread I want to operate on some values in a hash by misterperl

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