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reverseOrder

Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)
fun <T : Comparable<T>> reverseOrder(): Comparator<T>

Returns a comparator that compares Comparable objects in reversed natural order.

import kotlin.test.*

fun main(args: Array<String>) {
//sampleStart
val list = listOf(4, null, 1, -2, 3)

val nullsFirstList = list.sortedWith(nullsFirst(reverseOrder()))
println(nullsFirstList) // [null, 4, 3, 1, -2]

val nullsLastList = list.sortedWith(nullsLast(reverseOrder()))
println(nullsLastList) // [4, 3, 1, -2, null]
//sampleEnd
}

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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.comparisons/reverse-order.html