Rate C_Style regex1 regex2 FH split substr1 substr2 unpack C_Style 5598/s -- -72% -72% -78% -79% -80% -80% -83% regex1 19690/s 252% -- -1% -24% -28% -28% -31% -39% regex2 19968/s 257% 1% -- -23% -26% -27% -30% -38% FH 25984/s 364% 32% 30% -- -4% -5% -9% -20% split 27161/s 385% 38% 36% 5% -- -1% -5% -16% substr1 27355/s 389% 39% 37% 5% 1% -- -4% -16% substr2 28523/s 409% 45% 43% 10% 5% 4% -- -12% unpack 32428/s 479% 65% 62% 25% 19% 19% 14% --