1.1 ! moko 1: $s[abbbbbb] ! 2: $s ! 3: ^s.match[(?=b);g][D] ! 4: ! 5: $s[a ! 6: a ! 7: a ! 8: b ! 9: b ! 10: bbb] ! 11: ^s.match[(?=[\nb]);g][D] ! 12: ! 13: $s[bcbcabc] ! 14: $s ! 15: ^s.match[(?=[bc]);g][D]