If i'm making sublist from mutable list, how fast ...

# announcements

[Konstantin Petrukhnov]

If i'm making sublist from mutable list, how fast is operation? https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/-list/sub-list.html
E.g. will it create new list and copy references, or just create some other object, and put start/end index with reference to original list?