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<?php // seed with microseconds function make_seed() { $time = microtime(); echo $time; echo '<pre>';explode(' ', $time); list($usec, $sec) = explode(' ', $time); return (float) $sec + ((float) $usec * 100000); } mt_srand(make_seed()); $randval = mt_rand(); echo $randval;

preferences:
31.71 ms | 402 KiB | 5 Q