Kotlin: how to pass a function as parameter to another?

Question

Given function foo :

fun foo(m: String, bar: (m: String) -> Unit) {
    bar(m)
}

We can do:

foo(\"a message\", { println         


        

Answer 1

Kotlin 1.1

use :: to reference method.

like

    foo(::buz) // calling buz here

    fun buz() {
        println("i am called")
    }