3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = 0; $dest = []; $a = 1; while ($row < 2000000) { $dest[] = [ $a, 1, ]; if ($row % 100000 === 0) { echo (memory_get_usage(true) / 1000000) . PHP_EOL; } $row++; }

preferences:
33.75 ms | 402 KiB | 5 Q