Fatal error: Uncaught TypeError: sort(): Argument #2 ($flags) must be of type int, string given in /in/HaU42:8
Stack trace:
#0 [internal function]: sort(Array, 'a')
#1 /in/HaU42(8): array_walk(Array, Object(Closure))
#2 {main}
thrown in /in/HaU42 on line 8
Process exited with code 255.