123
Benchmark: timing 1000000 iterations of index, regex... index: 2 wallclock secs ( 1.30 usr + 0.00 sys = 1.30 CPU) @ 771010.02/s (n=1000000) regex: 2 wallclock secs ( 1.09 usr + 0.00 sys = 1.09 CPU) @ 913242.01/s (n=1000000)