3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ddd = str_repeat('a', 1024 * 1024 * 2 - memory_get_usage()); $pass = str_repeat('a', 1024 * 1024 * 10); $pass . $pass; __halt_compiler();

preferences:
30.2 ms | 402 KiB | 5 Q