Warning: foo(): Argument #1 ($a) must be passed by reference, value given in /in/p5QUT on line 9
Warning: foo(): Argument #2 ($b) must be passed by reference, value given in /in/p5QUT on line 9
Warning: Undefined variable $ab in /in/p5QUT on line 4
NULL
int(2)
int(3)
Warning: Parameter 1 to foo() expected to be a reference, value given in /in/p5QUT on line 9
Warning: Parameter 2 to foo() expected to be a reference, value given in /in/p5QUT on line 9
Notice: Undefined variable: ab in /in/p5QUT on line 4
NULL
int(2)
int(3)
Output for 7.3.32 - 7.3.33
Warning: Parameter 1 to foo() expected to be a reference, value given in /in/p5QUT on line 9
Warning: Parameter 2 to foo() expected to be a reference, value given in /in/p5QUT on line 9
NULL
int(2)
int(3)