kotlin.collections.MutableList.set
set
abstract operator fun set(index: Int, element: E): E
Replaces the element at the specified position in this list with the specified element.
Return the element previously at the specified position.
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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/-mutable-list/set.html
