3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('zend.multibyte', 1); declare(encoding='UTF-8');
Output for 5.4.0 - 5.4.25
Fatal error: Encoding declaration pragma must be the very first statement in the script in /in/KvWZU on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.29
preferences:
172.23 ms | 1399 KiB | 63 Q