3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $legit_id = pack("c3", ord('5'), 0, -34); var_dump($legit_id); var_dump(check_input_data($legit_id, 'int')); function check_input_data($data, $type) { if (preg_match('/^[0-9]{1,10}$/D', $data) && $data < 2147483647) return true; }
based on ElHUZ
Output for 4.3.0 - 5.6.21, hhvm-3.12.0, 7.0.0 - 7.1.0
string(3) "5�" NULL
Output for hhvm-3.10.0

Process exited with code 153.