In this Java 101 tutorial, I’ve explained how interfaces differ from classes, and showed you how to declare, implement, and extend interfaces in your Java programs.

ActionScript 3.0 includes many object-oriented features that have an obvious Java-like syntax , ... the same implements keyword that Java uses to designate when a class implements an interface.

They are regular Java interfaces that comply with all of the traditional rules of syntax. However, they also work with lambda expressions, which is where functional interfaces really shine. Here is ...