Get map key by index kotlin

map.keys().toArray()[0]

Get map by index kotlin

fun main(args: Array<String>) {

    var capitals = hashMapOf<String, String>()
    capitals.put("Nepal", "Kathmandu")
    capitals.put("India", "New Delhi")
    capitals.put("United States", "Washington")
    capitals.put("England", "London")
    capitals.put("Australia", "Canberra")

    val result = capitals.toList().sortedBy { (_, value) -> value}.toMap()

    for (entry in result) {
        print("Key: " + entry.key)
        println(" Value: " + entry.value)
    }
}

Source: programiz.com

Similar codes

8 votes415 views1 answer
SetOnClickListener example kotlin
Kotlin
0 vote192 views1 answer
Kotlin double tab exit button
Kotlin
0 vote182 views1 answer
Set margin programmatically android kotlin
Kotlin
0 vote202 views1 answer
Kotlin string remove last 3 digits
Kotlin
21 votes461 views1 answer
Why was kotlin created
Kotlin
-1 vote188 views1 answer
Kotlin localdate
Kotlin
0 vote132 views1 answer
Custom listview in android kotlin with baseadapter with clicklistener
Kotlin
-1 vote176 views1 answer
Recyclerview onclicklistener kotlin
Kotlin
8 votes393 views2 answers
Kotlin ternary
Kotlin
0 vote216 views1 answer
Out modifier in kotlin
Kotlin