C:\test>1064178-b.pl Rate listCompare OPdiff hash_grep OPdiffModified OPdiff_undef using_vec listCompare 12.9/s -- -86% -93% -94% -94% -95% OPdiff 95.1/s 639% -- -48% -52% -53% -65% hash_grep 185/s 1334% 94% -- -8% -9% -32% OPdiffModified 200/s 1452% 110% 8% -- -2% -27% OPdiff_undef 203/s 1478% 114% 10% 2% -- -26% using_vec 273/s 2019% 187% 48% 37% 34% -- #### C:\test>\perl5.18\bin\perl 1064178-b.pl Rate OPdiff using_vec hash_grep OPdiffModified OPdiff_undef OPdiff 126/s -- -22% -31% -43% -44% using_vec 162/s 28% -- -12% -26% -28% hash_grep 183/s 45% 13% -- -17% -19% OPdiffModified 220/s 74% 36% 20% -- -2% OPdiff_undef 225/s 79% 39% 23% 2% --