Java interface method:Interface(界面)
Interface(界面)
![Default Methods](https://i0.wp.com/api.multiavatar.com/Default+Methods+-+Learning+the+Java+Language.png?apikey=viVnb6N20jclO8)
Default Methods
https://docs.oracle.com
You specify that a method definition in an interface is a default method with the default keyword at the beginning of the method signature. All method ...
![Defining an Interface](https://i0.wp.com/api.multiavatar.com/Defining+an+Interface+-+The+Java%E2%84%A2+Tutorials.png?apikey=viVnb6N20jclO8)
Defining an Interface
https://docs.oracle.com
The interface body can contain abstract methods, default methods, and static methods. An abstract method within an interface is followed by a semicolon, ...
![Interface in Java](https://i0.wp.com/api.multiavatar.com/Interface+in+Java.png?apikey=viVnb6N20jclO8)
Interface in Java
https://www.javatpoint.com
An interface in Java is a blueprint of a class. It has static constants and abstract methods. The interface in Java is a mechanism to achieve abstraction.
![Interfaces in Java](https://i0.wp.com/api.multiavatar.com/Interfaces+in+Java.png?apikey=viVnb6N20jclO8)
Interfaces in Java
https://www.geeksforgeeks.org
Overview of Java · Basics of Java · Input/Output in Java · Flow Control in Java · Operators in Java · Strings in Java · Arrays in Java · OOPS in Java.
![Java](https://i0.wp.com/api.multiavatar.com/Java+-+Interfaces.png?apikey=viVnb6N20jclO8)
Java
https://www.tutorialspoint.com
An interface is a reference type in Java. It is similar to class. It is a collection of abstract methods. A class implements an interface, ...
![Java Interface (With Examples)](https://i0.wp.com/api.multiavatar.com/Java+Interface+%28With+Examples%29.png?apikey=viVnb6N20jclO8)
Java Interface (With Examples)
https://www.programiz.com
An interface is a fully abstract class that helps in Java abstraction. In this tutorial, we will learn about interfaces in Java with the help of examples.
![Java Interface](https://i0.wp.com/api.multiavatar.com/Java+Interface+-+W3Schools.png?apikey=viVnb6N20jclO8)
Java Interface
https://www.w3schools.com
![Java Interface methods](https://i0.wp.com/api.multiavatar.com/Java+Interface+methods.png?apikey=viVnb6N20jclO8)
Java Interface methods
https://www.geeksforgeeks.org
A Simple Java program to demonstrate that. // interface methods must be public in. // implementing class. interface A. . void fun();. }.
![Static and Default Methods in Interfaces in Java](https://i0.wp.com/api.multiavatar.com/Static+and+Default+Methods+in+Interfaces+in+Java.png?apikey=viVnb6N20jclO8)
Static and Default Methods in Interfaces in Java
https://www.baeldung.com
The most common use of interface default methods is to incrementally provide additional functionality to a given type without breaking down the ...