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  1. or download this
    sub print
    {
        print $value unless $value eq '-';
    }
    
  2. or download this
    >perl -wMstrict -le
    "sub print { CORE::print('foo') }
    ...
    "
    Deep recursion on subroutine "main::print" at -e line 1.
    Terminating on signal SIGINT(2)