Interface Function2<A,​B,​R>

All Superinterfaces:
BiFunction<A,​B,​R>
All Known Subinterfaces:
ThrowingBiFunction<A,​B,​R>
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface Function2<A,​B,​R>
extends BiFunction<A,​B,​R>