inline fun <T> Comparator<T>.thenComparator( crossinline comparison: (a: T, b: T) -> Int ): Comparator<T>
Platform and version requirements: JVM
Creates a comparator using the primary comparator and function to calculate a result of comparison.
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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.comparisons/java.util.-comparator/then-comparator.html