This write-up is outdated. Better data can be found via a search engine. My own testing (https://gist.github.com/TimZehta/5435216 https://gist.github.com/TimZ

This write-up is outdated. Better data can be found via a search engine. My own testing (https://gist.github.com/TimZehta/5435216 https://gist.github.com/TimZehta/5435216) reveals: Loops: 1,000,000 method1, 0.297 seconds, 11296 KB method3, 0.568 seconds, 17084 KB method4, 0.366 seconds, 66732 KB method5, 0.483 seconds, 20840 KB method6, 0.251 seconds, 15600 KB Sorry for the enigmatic names (started with code form linked article), but I've run out of time.