perldoc perlop

...

       "m/PATTERN/msixpodualngc"
       "/PATTERN/msixpodualngc"

...

       "m?PATTERN?msixpodualngc"
       "?PATTERN?msixpodualngc"

With the // or ?? delimiters the m at the beginning is optional.

Naked blocks are fun! -- Randal L. Schwartz, Perl hacker

In reply to Re^3: pattern matching once by jwkrahn
in thread pattern matching once by justin423

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