[Swift] for문 역방향 사용하기

10부터 0까지 숫자를 출력.

for i in (0 ..< 10).reverse() {
    print("i = \(i)")
}

print("========================")

for i in (0 ... 10).reverse() {
    print("i = \(i)")
}

print("========================")

for i in 10.stride(through: 1, by: -1) {
    print("i = \(i)")
}

print("========================")

for i in 10.stride(to: 0, by: -1) {
    print("i = \(i)")
}