1  /// <summary> 2         /// 扩展方法，获得枚举的Description 3         /// </summary> 4         /// <param name="value">枚举值</param> 5         /// <param name="nameInstend">当枚举没有定义DescriptionAttribute,是否用枚举名代替，默认使用</param> 6         /// <returns>枚举的Description</returns> 7         public static string GetDescription(this Enum value, bool nameInstend = true) 8         { 9             Type type = value.GetType();10             string name = Enum.GetName(type, value);11             if (name==null)12             {13                 return null;14             }15             FieldInfo field = type.GetField(name);16             DescriptionAttribute attribute = Attribute.GetCustomAttribute(field, typeof(DescriptionAttribute)) as DescriptionAttribute;17             if (attribute==null&&nameInstend==true)18             {19                 return name;20             }21             return attribute==null? null :attribute.Description;22         }

 1  public enum WeekDay 2     { 3         [Description("星期一")] 4         one=1, 5         [Description("星期二")] 6         two =2, 7         three=3, 8         four=4, 9         five=5,10         six=6,11         seven=712 13     }