for loop kotlin
val array = arrayOf(1, 3, 9)
for (item in array) {
//loops items
}
for (index in 0..array.size - 1) {
//loops all indices
}
for (index in 0 untill array.size) {
//loops all indices
}
for (index in array.indices) {
//loops all indices (performs just as well as two examples above)
}kotlin loop
val school = arrayOf("shark", "salmon", "minnow")
for (element in school) {
print(element + " ")
}
-> shark salmon minnow
for ((index, element) in school.withIndex()) {
println("Item at $index is $elementn")
}
-> Item at 0 is shark
Item at 1 is salmon
Item at 2 is minnowkotlin labels
fun onlyPrimes() {
// You can use labels to specify which loop will skip current iteration
outer@for (num in 2..100) {
for (check in 2..(num / 2)) {
if (num % check == 0) {
continue@outer
}
}
println(num)
}
}Copyright © 2021 Codeinu
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