枚举的相关知识

如何获取枚举字符串，值及遍历枚举 枚举是一个特定的常量集合组成的独特类型
using System;
public enum TimeOfDay

{

   Morning = 0,

   Afternoon = 1,

   Evening

}
class EnumExample

{

   public static int Main()

   {
//调用方法

      WriteGreeting(TimeOfDay.Morning);

//获取枚举字符串
    TimeOfDay time = TimeOfDay.Afternoon;

    Console.WriteLine(time.ToString());
//获取枚举字符串的值

    TimeOfDay time2 = (TimeOfDay) Enum.Parse(typeof(TimeOfDay), "Evening", true);

    Console.WriteLine((int)time2);