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

2 votes373 views1 answer
Cannot inline bytecode built with JVM target 1.8 into bytecode that is being built with JVM target 1.6. Please specify proper '-jvm-target' option
Kotlin
3 votes379 views1 answer
Start new activity kotlin
Kotlin
1 vote388 views1 answer
Kotlin download file from url
Kotlin
0 vote412 views1 answer
Android show keyboard programmatically
Kotlin
0 vote374 views1 answer
Kotlin flatmap
Kotlin
2 votes382 views1 answer
Print kotlin console
Kotlin
0 vote400 views1 answer
Kotlin element at index in string
Kotlin
5 votes396 views2 answers
Kotlin add item to List
Kotlin
1 vote449 views1 answer
Detected multiple kotlin daemon sessions at build/kotlin/sessions
Kotlin
1 vote390 views2 answers
Android studio keep device awake
Kotlin