3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i=0; $j=500000; while($i < 60000) { $i++; $j++; $data1[] = md5($i); $data2[] = md5($j); } $data_diff1 = array_diff($data1, $data2);

preferences:
36.1 ms | 402 KiB | 5 Q