枚举类（一）

枚举

/* * 通过JDK5提供的枚举来做枚举类 */public enumDirection2 {   FRONT("前"),BEHIND("后"),LEFT("左"),RIGHT("右");    private Stringname;    private Direction2(String name){      this.name = name;   }    public String getName() {      return name;   } } public classDirectionDemo {   public static void main(String[] args) {           Direction2d2 = Direction2.FRONT;      System.out.println(d2);      System.out.println(d2.getName());      System.out.println("-------------");     }}运行结果：FRONT前-------------