let arr = [5, 3, 2, 4, 1]; let arr2 = arr.sort(); console.log(arr); // [ 1, 2, 3, 4, 5 ] console.log(arr2); // [ 1, 2, 3, 4, 5 ] arr2.reverse(); console.log(arr); // [ 5, 4, 3, 2, 1 ] console.log(arr2); // [ 5, 4, 3, 2, 1 ]