Kotlin returns 2d Array property as reference I was messing around with Kotlin and 2d arrays an I detected a strange behavior that I don't understand. So I have a Class that has a 2d Array as property and I have another class that takes that Array and change it. But now the original Array from the property has changed. My code looks like that import org.junit.Test class ClassHasArray { val someArray = Array(3) { BooleanArray(3) } } class ClassWantsArray { @Test fun test(){ val c = ClassHasArray() val arr =...