- Output for 8.1.34, 8.2.0 - 8.2.32, 8.3.0 - 8.3.32, 8.4.1 - 8.4.23, 8.5.0 - 8.5.8
- Warning: Undefined variable $foo in /in/UWfCn on line 3
Fatal error: Uncaught Error: Value of type null is not callable in /in/UWfCn:3
Stack trace:
#0 {main}
thrown in /in/UWfCn on line 3
Process exited with code 255.