Nevermind the warnings warn and not using numbers is clear 
$ perl -we"@f=( qw/ r p n /);print scalar( q/a/, q/b/, q/c/ ,@f) "
Useless use of a constant ("a") in void context at -e line 1.
Useless use of a constant ("b") in void context at -e line 1.
Useless use of a constant ("c") in void context at -e line 1.
3

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In reply to Re^6: Match operator giving unexpected output by Anonymous Monk
in thread Match operator giving unexpected output by ysreenu

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