How to create map in kotlin

Make map kotlin

val map = mapOf(1 to "x", 2 to "y", -1 to "zz")

How to create map in kotlin

fun main(args: Array<String>){  
  
    val myMap = mapOf<Int,String>(1 to "Ajay", 4 to "Vijay", 3 to "Prakash")  
    for(key in myMap.keys){  
        println(myMap[key])  
    }  
}

Create a map from list kotlin

fun main() {
    val numbers = listOf("one", "two", "three", "four")

    println(numbers.associateBy { it.first().toUpperCase() })
    println(numbers.associateBy(keySelector = { it.first().toUpperCase() }, valueTransform = { it.length }))
}

Similar codes

1 vote146 views1 answer
Close dialog android
Kotlin
1 vote188 views1 answer
Imageview kotlin
Kotlin
1 vote195 views1 answer
Kotlin class
Kotlin
2 votes194 views2 answers
Kotlin throw exception
Kotlin
2 votes140 views1 answer
Kotlin int
Kotlin
0 vote186 views1 answer
Kotlin optional test
Kotlin
10 votes466 views3 answers
Custom toast kotlin
Kotlin
-1 vote137 views1 answer
Kotlin unsigned int
Kotlin
2 votes188 views6 answers
Hide keyboard android
Kotlin
7 votes402 views4 answers
Coroutines kotlin android dependency
Kotlin