package cn.com.common.innerClass.demo1; public interface Incrementable { void increment(); } 1. 2. 3. 4. 5. package cn.com.common.innerClass.demo1; public class Example { private class InsideClass implements In
enum may implement many interfaces but cannot extend any class because it internally extends Enum class In the Java programming language, you define an enum type by using the enum keyword. For example, you would specify a days-of-the-week enum type as: public enum Day { SUNDAY, MONDAY, TU...
Declaration of enum in Java:Enum declaration can be done outside a Class or inside a Class but not inside a Method. Java // A simple enum example where enum is declared // outside any class (Note enum keyword instead of // class keyword) enumColor { RED, GREEN, BLUE; } publicclass...
In the above example, we have created an enum class Size. This class is implementing the Pizza interface. Since we are implementing an interface, we have provided an implementation of the abstract method displaySize() inside the enum class.Share...
Enquiries for Enum in java How can I declare enum inside the class? Like how can I modify to make sure my code runs? Take note(Enum must be inside the class) class Sportperson { enum Country{ Usa, Brazil, Indonesia}; private Country home; private String player_name; public Sportperson...
// Java program to create an enum // inside the class public class Main { enum Vehicle { BIKE, CAR, BUS } public static void main(String[] args) { Vehicle car = Vehicle.CAR; System.out.println("Vehicle is: " + car); } } ...
You can also have an enum inside a class:Example class Program { enum Level { Low, Medium, High } static void Main(string[] args) { Level myVar = Level.Medium; Console.WriteLine(myVar); } } The output will be: Medium Try it Yourself » ...
publicclassEnum_compareToMethodExample2{//we can declare an enum inside a class or outside a class but not inside an method.enumSeason { summer, winter, spring; }publicstaticvoidmain(String[] args){ Season sesn1, sesn2, sesn3;
http://blog.csdn.net/jiangjunshow 理解枚举类型 枚举类型是Java 5中新增特性的一部分,它是一种特殊的数据类型,之所以特殊是因为它既是一种类(class)类型却又比类类型多了些特殊的约束,但是这些约束的存在也造就了枚举类型的简洁性、安全性以及便捷性。下面先来看看什么是枚举?如何定义枚举? 枚举的定义 回忆一...
class MyInner{ enum MyEnum {} // Error unable to declare member level enum. } } I assume, that it is because of the fact that Enum in java is implicitly static. But still, while you can have a "static instance variable" inside an inner class, why can't you declare an "static me...