3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class_alias('Exception', 'Name');
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Warning: First argument of class_alias() must be a name of user defined class in /in/4CTTT on line 3
Output for 5.0.0 - 5.2.17
Fatal error: Call to undefined function class_alias() in /in/4CTTT on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: class_alias() in /in/4CTTT on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: class_alias() in /in/4CTTT on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: class_alias() in /in/4CTTT on line 3