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 vote193 views0 answer
Kotlin
3 votes222 views2 answers
Viewmodelinject deprecated
Kotlin
0 vote209 views1 answer
Play sound android studio kotlin
Kotlin
1 vote221 views1 answer
Check if network is metered android
Kotlin
2 votes218 views1 answer
Kotlin read all inputstream
Kotlin
1 vote234 views1 answer
Kotlin get last line of string
Kotlin
2 votes214 views1 answer
Open fragment from activity kotlin
Kotlin
0 vote217 views1 answer
Kotlin read file line by line
Kotlin
0 vote228 views1 answer
Kotlin double tab exit button
Kotlin
0 vote223 views1 answer
How to open cmaera in kotlin
Kotlin