3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { final final $a = 5; }
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.24
Fatal error: Multiple final modifiers are not allowed in /in/I2sun on line 3
Process exited with code 255.
preferences:
179.37 ms | 1395 KiB | 61 Q