600
Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, first array member is not a valid class name or object in /in/0KqQN:9
Stack trace:
#0 {main}
thrown in /in/0KqQN on line 9
Process exited with code 255.
Output for 8.0.0 - 8.0.9
600
Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($function) must be a valid callback, first array member is not a valid class name or object in /in/0KqQN:9
Stack trace:
#0 {main}
thrown in /in/0KqQN on line 9
Process exited with code 255.
600
Warning: call_user_func_array() expects parameter 1 to be a valid callback, first array member is not a valid class name or object in /in/0KqQN on line 9
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
Parse error: syntax error, unexpected '.' in /in/0KqQN on line 8
Process exited with code 255.