3v4l.org

run code in 300+ PHP versions simultaneously
<?php function notref($array) { foreach ($array as $item) { $item; } } $start = microtime(true); $array = range(0, 1000); notref($array); echo 'time: '.(microtime(true) - $start).' sec';

preferences:
30.57 ms | 402 KiB | 5 Q