fun <T> Iterable<T>.shuffled(): List<T>
Platform and version requirements: Kotlin 1.2
Returns a new list with the elements of this list randomly shuffled.
fun <T> Iterable<T>.shuffled(random: Random): List<T>
Platform and version requirements: Kotlin 1.2, JVM
Returns a new list with the elements of this list randomly shuffled using the specified random instance as the source of randomness.
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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/shuffled.html