$ perl5.22.0 baz
                       Rate end_of_substring tr_and_end end_slurped  all while split tr_and_match tr_and_split_redux tr_and_split tr_moar_magic   tr
end_of_substring    19048/s               --        -3%         -4% -71%  -74%  -75%         -75%               -84%         -86%          -86% -87%
tr_and_end          19608/s               3%         --         -1% -70%  -74%  -74%         -75%               -84%         -85%          -86% -87%
end_slurped         19881/s               4%         1%          -- -70%  -73%  -74%         -74%               -83%         -85%          -86% -86%
all                 65359/s             243%       233%        229%   --  -12%  -14%         -16%               -45%         -51%          -53% -56%
while               74627/s             292%       281%        275%  14%    --   -2%          -4%               -37%         -44%          -46% -49%
split               76336/s             301%       289%        284%  17%    2%    --          -2%               -36%         -43%          -45% -48%
tr_and_match        77519/s             307%       295%        290%  19%    4%    2%           --               -35%         -42%          -44% -47%
tr_and_split_redux 119048/s             525%       507%        499%  82%   60%   56%          54%                 --         -11%          -14% -19%
tr_and_split       133333/s             600%       580%        571% 104%   79%   75%          72%                12%           --           -4%  -9%
tr_moar_magic      138889/s             629%       608%        599% 112%   86%   82%          79%                17%           4%            --  -6%
tr                 147059/s             672%       650%        640% 125%   97%   93%          90%                24%          10%            6%   --