Fatal error: Uncaught Error: foo(): Argument #1 ($var) could not be passed by reference in /in/B0OqR:13
Stack trace:
#0 {main}
thrown in /in/B0OqR on line 13
Process exited with code 255.
Fatal error: Uncaught Error: foo(): Argument #1 ($var) cannot be passed by reference in /in/B0OqR:13
Stack trace:
#0 {main}
thrown in /in/B0OqR on line 13
Process exited with code 255.