java 枚举

java 枚举

public class EnumKeyWords {public enum Color {red,green,blue}public static void main(String[] args) {Color c = Color.red;switch(c) {case red:System.out.println("red");break;case green:System.out.println("green");break;case blue:System.out.println("blue");break;default:System.out.println("default");}}}