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.
© 2010–2018 JetBrains s.r.o.
Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/-mutable-list/set.html