The algorithms differ considerably across language and the PHP one is particularly inefficient. The algorithms must be held constant in order for this "benchmark" to be valid.<p>As of right now this is just a programming competition across a variety of languages.
i wonder if you could do even better with PHP's SPL* functions like:<p><a href="http://php.net/manual/en/class.splfixedarray.php" rel="nofollow">http://php.net/manual/en/class.splfixedarray.php</a>