Kotlin 반복

반복

• for & while

// 7. Loop
val items = listOf<String>("Apple", "Banna")
// for loop
for(a in items){
    println(a)
    // indices is Array of Range (0..size - 1)
    println("item list : $a is ${items.indices}")
}
// 순차 지원
for (i in 1..5){
    print(i) // 1 2 3 4 5
}
for(i in 5..1)
    print(i)    // Print 안됨
for (i in 5 downTo 1)
    print(i) // 5 4 3 2 1
// while loop
var index = 0
while (index < items.size){
    println("item list : ${items[index]}")
    index ++
}