JAVA_Enum枚举类型

 1 public class TestEnum {
 2     public enum MyColor{ red , blue ,green };
 3     
 4     public static void main (String[] args){
 5         MyColor m = MyColor.red;
 6         switch(m) {
 7         case red:
 8             System.out.println("red");
 9             break;
10         case blue:
11             System.out.println("blue");
12             break;
13         case green:
14             System.out.println("green");
15             break;
16         default:
17             System.out.println("default");
18         }
19         System.out.println(m);
20     }
21 }