Void shuffle(var [a] xs)
Arguments
xs: The array to shuffle
Usage
Randomly reorder an array in-place. Because this function uses Builtins::rand to determine the order, you must have called Builtins::srand before you use it.
xs: The array to shuffleRandomly reorder an array in-place. Because this function uses Builtins::rand to determine the order, you must have called Builtins::srand before you use it.
