Don't use global variables: 

print(
     test_reg('fudge','fudge') ? "matches\n" : "no matches\n"
);

sub test_reg {
    my $this = shift;
    my $that = shift;

    return $this =~ /$that/i;
}

[download]

jeffa

L-LL-L--L-LL-L--L-LL-L--
-R--R-RR-R--R-RR-R--R-RR
B--B--B--B--B--B--B--B--
H---H---H---H---H---H---
(the triplet paradiddle with high-hat)

In reply to Re: Strange behaviour of m and $_ by jeffa
in thread Strange behaviour of m and $_ by Anonymous Monk

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