```
Int.multiplyByTwo() = this * 2
fun main() {
...
# announcementsh
Hamza
11/30/2018, 8:46 AM Copy code
Int.multiplyByTwo() = this * 2
fun main() {
val i = 2
println(i.multiplyByTwo()) // prints "4"
}Hamza
11/30/2018, 8:46 AMInt.multiplyByTwo() = this * 2
fun main() {
val i = 2
println(i.multiplyByTwo()) // prints "4"
}