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

0 vote156 views1 answer
Play sound android studio kotlin
Kotlin
3 votes142 views1 answer
Start new activity kotlin
Kotlin
0 vote117 views1 answer
Mockito kotlin inorder
Kotlin
6 votes132 views3 answers
For loop in kotlin with index
Kotlin
19 votes208 views2 answers
Kotlin rand
Kotlin
0 vote122 views1 answer
Kotlin scrollView scroll listener
Kotlin
0 vote124 views3 answers
Kotlin string
Kotlin
1 vote130 views1 answer
Remove debug from flutter emulator
Kotlin
2 votes120 views2 answers
Kotlin throw exception
Kotlin
0 vote127 views3 answers
Kotlin filter list
Kotlin