<?php $time = microtime(true); $hash = 0; for ($i = 0; $i < 1000000; $i += 1) { // XOR $hash ^= md5(substr(str_shuffle('0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'), 0, rand(1,10))); } $time = microtime(true) - $time; echo 'array_diff() took ' . number_format($time, 3) . ' seconds'.PHP_EOL;
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