3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ddd = str_repeat('a', 1024 * 1024 * 2 - memory_get_usage()); echo memory_get_usage(), "\n"; $pass = str_repeat('a', 1024 * 1024 * 9 + 1024 * 1000); $pass . $pass; __halt_compiler();

preferences:
27.81 ms | 402 KiB | 5 Q