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mary(3);
...
  $midi_obj->play_note('G', ".5", 127, 1, 1, $octave) || print $midi_o
+bj->error() . "\n" and $midi_obj->reset_error();
  $midi_obj->play_note('G', ".5", 127, 1, 1, $octave) || print $midi_o
+bj->error() . "\n" and $midi_obj->reset_error();
}

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perl -e '$cat = "cat"; if ($cat =~ /\143\x61\x74/) { print "Its a cat!
+\n"; } else { print "Thats a dog\n"; } print "\n";'