3v4l.org

run code in 300+ PHP versions simultaneously
<?php $val = 0; for ($i = 1; $i <= 1000000000000; $i++) { $val += $i; } echo '<p>' . $val . '</p>'; echo memory_get_usage() . "\n";
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7

Process exited with code 137.
preferences:
153.35 ms | 404 KiB | 215 Q