Fatal error: Cannot use $this as parameter in /in/n4Qjj on line 19
Process exited with code 255.
Output for 7.0.0 - 7.0.6
Hello WorldHello World
Output for 5.6.0 - 5.6.38
Catchable fatal error: Argument 2 passed to call() must be an instance of string, string given, called in /in/n4Qjj on line 23 and defined in /in/n4Qjj on line 2
Process exited with code 255.
Output for 5.5.0 - 5.5.38
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/n4Qjj on line 2
Process exited with code 255.