获取枚举类型的描述description

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;

namespace candel
{
    class Program
    {
 static void Main(string args)
 {
     int x = (int)OrderType.Wait/confirm/i;
     string str = Util.GetEnumDesc(typeof(OrderType), x);
     Console.WriteLine(str);

     Order o = new Order() { Id = 1, Type = (int)OrderType.Complete };
     string str2 = (typeof(OrderType)).GetEnumDesc(o.Type);
     Console.WriteLine(str2);

     Console.Read();
 }

    }

    public class Order
    {
 public int Id { set; get; }
 public int Type { set; get; }
    }

    public enum OrderType
    {
 /// 

 /// 等待用户付款
 /// 
[ Description("等待用户付款")]
 WaitPay = 0,
 /// 

 /// 等待商家发货
 /// 
      【  Description("等待商家发货")】
 WaitSend = 1,
 /// 

 /// 等待用户确认收货
 /// 
[ Description("等待用户确认收货")]
 WaitConfirm = 2,
 /// 

 /// 订单完成
 /// 
 [Description("订单完成")]
 Complete = 3
    }

    public static class Util
    {
 /// 

 /// 根据值得到中文备注
 /// 
 /// 
 /// 
 /// 
 public static String GetEnumDesc(this Type e, int? value)
 {
     FieldInfo fields = e.GetFields();
     for (int i = 1, count = fields.Length; i < count; i++)
     {
  if ((int)System.Enum.Parse(e, fieldsi.Name) == value)
  {
      DescriptionAttribute EnumAttributes = (DescriptionAttribute)fieldsi.
  GetCustomAttributes(typeof(DescriptionAttribute), false);
      if (EnumAttributes.Length > 0)
      {
   return EnumAttributes0.Description;
      }
  }
     }
     return "";
 }
    }
}