3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = 3; $b->$a();
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Method name must be a string in /in/pnIIn:3 Stack trace: #0 {main} thrown in /in/pnIIn on line 3
Process exited with code 255.
Output for 5.0.4 - 5.0.5, hhvm-3.10.0 - 3.12.0
Notice: Undefined variable: b in /in/pnIIn on line 3 Fatal error: Method name must be a string in /in/pnIIn on line 3
Process exited with code 255.
Output for 5.1.0 - 5.6.28
Fatal error: Method name must be a string in /in/pnIIn on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: b in /in/pnIIn on line 3 Fatal error: Method name must be a string in /in/pnIIn on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Call to a member function on a non-object in /in/pnIIn on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to a member function on a non-object in /in/pnIIn on line 3