Warning: Undefined variable $array2 in /in/6MJvq on line 6
Fatal error: Uncaught TypeError: array_diff(): Argument #2 must be of type array, null given in /in/6MJvq:6
Stack trace:
#0 /in/6MJvq(6): array_diff(Array, NULL)
#1 {main}
thrown in /in/6MJvq on line 6
Process exited with code 255.
Notice: Undefined variable: array2 in /in/6MJvq on line 6
Warning: array_diff(): Expected parameter 2 to be an array, null given in /in/6MJvq on line 6
both arrays containing the same set of values
Output for 7.3.32 - 7.3.33, 7.4.26
Warning: array_diff(): Expected parameter 2 to be an array, null given in /in/6MJvq on line 6
both arrays containing the same set of values
Notice: Undefined variable: array2 in /in/6MJvq on line 6
Warning: array_diff(): Argument #2 is not an array in /in/6MJvq on line 6
both arrays containing the same set of values