Java Fundamentals 2.-------interface interface class to implement interface

1, why use the interface, is the function method are written in a class, in other need to call, through the implements implementation of the interface

2, the interface can inherit a number of parent interface, in implementing the interface, the implementation of the class implementation of all methods

3. When the interface class writes a method, the method is automatically generated

Subclass inherits two parent class interfaces

Implementing all methods for the class implementation

Java Fundamentals 2.-------interface interface class to implement interface