3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach ([ PHP_INT_MAX, PHP_INT_MAX + 1000, PHP_INT_MAX * 1000, PHP_INT_MAX * 1000, 1e30, ] as $v) { var_dump([$v, (int) $v]); }

preferences:
58.29 ms | 404 KiB | 5 Q