3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function f0(){return call_user_func_array('str_rot13',func_get_args());} echo f0("Hello!");
Output for 5.3.0 - 7.1.0
Uryyb!
Output for 4.3.2 - 5.2.17
Fatal error: func_get_args(): Can't be used as a function parameter in /in/L5XRX on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: func_get_args(): Can't be used as a function parameter in /in/L5XRX on line 2