学步园

using System;<br /> using System.ComponentModel;<br /> using System.Reflection;</p> <p>namespace EnumDescription<br /> {<br /> class Program<br /> {<br /> static void Main(string[] args)<br /> {<br /> TrafficLamp trafficLamp = TrafficLamp.Red;<br /> Console.WriteLine(trafficLamp.ToString()); //Red<br /> Console.WriteLine(GetEnumDescription(trafficLamp)); //you cannot cross the road<br /> Console.WriteLine((int)trafficLamp); //0</p> <p> Console.ReadLine();<br /> }</p> <p> public static String GetEnumDescription(Enum e)<br /> {<br /> FieldInfo enumInfo = e.GetType().GetField(e.ToString());<br /> DescriptionAttribute[] EnumAttributes = (DescriptionAttribute[])enumInfo.GetCustomAttributes(typeof(DescriptionAttribute), false);<br /> if (EnumAttributes.Length > 0)<br /> {<br /> return EnumAttributes[0].Description;<br /> }<br /> return e.ToString();<br /> }<br /> } </p> <p> public enum TrafficLamp<br /> {<br /> [Description("You cannot cross the road.")]<br /> Red = 0,<br /> Green,<br /> Yellow<br /> }<br /> }<br />