1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Text; 5 using System.Threading.Tasks; 6 using System.IO; 7 using System.Runtime.Serialization.Formatters.Binary; 8 namespace Consoleapplication1 9 {10     class PRogram11     {12         static void Main(string[] args)13         {14             Person per;//將要被序列化的對象15             Console.WriteLine("------序列化與反序列化------");16             Console.WriteLine("是否讀取已經序列化的對象per");17             string str = Console.ReadLine();18             if (str == "yes")19             {20                 if (!File.Exists("save.bin"))21                 {22                     Console.WriteLine("你還沒有將per序列化");23                     return;24                 }25                 using (FileStream fs = new FileStream("save.bin", FileMode.Open))26                 {27                     BinaryFormatter bf = new BinaryFormatter();28                     per = bf.Deserialize(fs) as Person;//將二進制數據轉換為per對象29                     per.SayHi();30                     Console.ReadLine();31                 }32             }33             else34             {35                 per = new Person();36                 per.Name = "小李";37                 using(FileStream fs=new FileStream("save.bin",FileMode.Create))38                 {39                     BinaryFormatter bf = new BinaryFormatter();40                     bf.Serialize(fs,per);//將per對象轉換成二進制數據，并保存。41                     Console.WriteLine("序列化成功");42                     Console.ReadLine();43                 }44             }45                 49         }50     }51     [Serializable]52     class Person53     {54         public string Name;55         public void SayHi()56         {57             Console.WriteLine("hello {0}",Name);58         }59     }60 }