枚举类

package object01;

public enum Season {　　//定义枚举类
spring, summer, autumn, winter;
}

//测试

public class EnumTest {
public void judge(Season a) {
switch (a) {
case spring:
System.out.println("春暖花开");
break;
case summer:
System.out.println("夏日炎炎");
break;
case autumn:
System.out.println("秋高气爽");
break;
case winter:
System.out.println("冬雪皑皑");
break;
}
}

public static void main(String[] args) {
for (Season s : Season.values()) {// 遍历枚举类元素.values()方法
System.out.println(s);
}
new EnumTest().judge(Season.spring); //春暖花开
}