Fatal error: Uncaught TypeError: sort(): Argument #1 ($array) must be of type array, string given in /in/hvQkq:5
Stack trace:
#0 /in/hvQkq(5): sort('white')
#1 {main}
thrown in /in/hvQkq on line 5
Process exited with code 255.
Warning: sort() expects parameter 1 to be array, string given in /in/hvQkq on line 5
Warning: sort() expects parameter 1 to be array, string given in /in/hvQkq on line 5
Warning: sort() expects parameter 1 to be array, string given in /in/hvQkq on line 5