``` interface A fun foo a A interface B fun foo x Any fun te kotlinlang #language-proposals

``` interface A { fun foo(a: A) } interface B...

dmitry.petrov

05/02/2017, 7:32 AM

Copy code

interface A {
    fun foo(a: A)
}

interface B {
    fun foo(x: Any)
}

fun test(any: Any) {
    if (any is A && any is B) any.foo(any)
}