深度复制与浅度复制

 1 public class PersonInfo
 2     {
 3         public string Name{get;set;}
 4         public int Age{get;set;}
 5     }
 6     public class Person : ICloneable
 7     {
 8         public PersonInfo PersonInfo { get; set; }
 9         public Person(PersonInfo personInfo)
10         {
11             this.PersonInfo = personInfo;
12         }
13 
14         /// <summary>
15         /// 浅度克隆
16         /// </summary>
17         /// <returns></returns>
18         public Person ShallowClone()
19         {
20             return this.MemberwiseClone() as Person;
21         }
22 
23         /// <summary>
24         /// 深度复制（实现ICloneable接口的方法）
25         /// </summary>
26         /// <returns></returns>
27         public object Clone()
28         {
29             PersonInfo perInf = new PersonInfo { Name = this.PersonInfo.Name, Age = this.PersonInfo.Age };
30             Person per = new Person(perInf);
31             return per;
32         }
33         
34         /// <summary>
35         /// 第二种深度复制
36         /// </summary>
37         /// <returns></returns>
38         public Person DeepClone()
39         {
40             using (var ms = new MemoryStream())
41             {
42                 var formatter = new BinaryFormatter();
43                 formatter.Serialize(ms, this);
44                 ms.Position = 0;
45                 return (Person)formatter.Deserialize(ms);
46             }
47         }
48     }