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

0 vote160 views1 answer
Kotlin fold
Kotlin
0 vote170 views1 answer
Checkstyle for kotlin project
Kotlin
1 vote168 views1 answer
Android studio kotlin
Kotlin
3 votes155 views1 answer
Kotlin convert string to char array
Kotlin
0 vote184 views1 answer
Kotlin flatmap
Kotlin
0 vote152 views1 answer
Kotlin optional test
Kotlin
0 vote165 views1 answer
Kotlin reduce
Kotlin
0 vote168 views1 answer
Android calendar get year
Kotlin
1 vote158 views1 answer
Android disable landscape mode
Kotlin
0 vote155 views1 answer
Android navigation drawer not navigating with navcontroller
Kotlin