You can't just eval that string, try: 
cmpthese (-5,{ me => sub { mymatch($str,2,\@arr) },
               jk => sub { amatch($str,['2'],@arr) }
);

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"What should it profit a man, if he should win a flame war, yet lose his cool?"

In reply to Re: Benchmarking String::Approx by Joost
in thread Benchmarking String::Approx by monkfan

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