class Program { static void Main(string[] args) { //需要将对象的状态保存起来 持久化 //序列化: 将对象的状态持久化到某1中设备上(磁盘.) //要将类标记为Serializable 这个类的对象才可以被序列化 //以二进制的方式序列化 而不是文本文档. //反序列化. 将之前序列化的文件还原为对象 //Person p = new Person() { Age = 12, Name = "rose" }; //System.Runtime.Serialization.Formatters.Binary.BinaryFormatter bf = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter(); //using (FileStream fs = new FileStream("se.bin", FileMode.Create)) //{ // bf.Serialize(fs, p); //} //极品飞车 System.Runtime.Serialization.Formatters.Binary.BinaryFormatter bf = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter(); using (FileStream fs = new FileStream("se.bin", FileMode.Open)) { object obj = bf.Deserialize(fs); Person p = obj as Person; Console.WriteLine(p.Name + ":" + p.Age); } //Person p = new Person(); //if (File.Exists("1.txt")) //{ // string[] lines = File.ReadAllLines("1.txt", Encoding.Default); // p.Age = int.Parse(lines[0]); // p.Name = lines[1]; //} //else //{ // p.Age = 17; // p.Name = "jack"; // File.WriteAllLines("1.txt", new string[] { p.Age.ToString(), p.Name }); //} //Console.WriteLine(p.Age+":"+p.Name); Console.ReadKey(); } }