.net学习笔记--序列化与反序列化

 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 Program
11     {
12         static void Main(string[] args)
13         {
14             Person per;//将要被序列化的对象
15             Console.WriteLine("------序列化与反序列化------");
16             Console.WriteLine("是否读取已经序列化的对象per");
17             string str = Console.ReadLine();
18             if (str == "yes")
19             {
20                 if (!File.Exists("save.bin"))
21                 {
22                     Console.WriteLine("你还没有将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;//将二进制数据转换为per对象
29                     per.SayHi();
30                     Console.ReadLine();
31                 }
32             }
33             else
34             {
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);//将per对象转换成二进制数据，并保存。
41                     Console.WriteLine("序列化成功");
42                     Console.ReadLine();
43                 }
44             }
45                 
49         }
50     }
51     [Serializable]
52     class Person
53     {
54         public string Name;
55         public void SayHi()
56         {
57             Console.WriteLine("hello {0}",Name);
58         }
59     }
60 }