For loop kotlin

Kotlin loop

for (i in 1..5) print(i)
-> 12345

for (i in 5 downTo 1) print(i)
-> 54321

for (i in 3..6 step 2) print(i)
-> 35

for (i in 'd'..'g') print (i)
-> defg

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 $element\n")
}
-> Item at 0 is shark
Item at 1 is salmon
Item at 2 is minnow

Kotlin for

val list = listOf("A", "B", "C")
for (element in list) {
 println(element)
}

Similar codes

0 vote67 views1 answer
Custom listview in android kotlin with baseadapter with clicklistener
Kotlin
6 votes151 views1 answer
What is the difference var and val in kotlin
Kotlin
1 vote126 views1 answer
Kotlin when greater than
Kotlin
2 votes133 views1 answer
Gridview item decoration recyclerview kotlin
Kotlin
0 vote108 views1 answer
Arrayadapter spinner kotlin fragment
Kotlin
2 votes143 views2 answers
Kotlin java
Kotlin
0 vote135 views1 answer
Button kotlin
Kotlin
0 vote143 views3 answers
Kotlin list filter example
Kotlin
2 votes127 views2 answers
Add to array kotlin
Kotlin
1 vote121 views1 answer
Date format kotlin
Kotlin