1 using System;
 2 using System.Collections.Generic;
 3 using System.IO;
 4 using System.Linq;
 5 using System.Reflection;
 6 using System.Text;
 7 using System.Threading.Tasks;
 8 
 9 namespace ConsoleApplication14
10 {
11     public interface IPlus
12     {
13         string age { get; }
14         void Hello();
15     }
16     class Program
17     {
18         static void Main(string[] args)
19         {
20             Type tpIPlus = typeof(IPlus);
21             Type tpCanClass = typeof(Can);
22             Type tpNoClass = typeof(No);
23 
24             if(tpIPlus.IsAssignableFrom(tpCanClass))
25             {
26                 Console.WriteLine(tpCanClass.Name+"实现了接口"+tpIPlus.Name);
27             }
28             else
29             {
30                 Console.WriteLine(tpCanClass.Name + "没有实现接口" + tpIPlus.Name);
31             }
32 
33             if (tpIPlus.IsAssignableFrom(tpNoClass))
34             {
35                 Console.WriteLine(tpNoClass.Name + "实现了接口" + tpIPlus.Name);
36             }
37             else
38             {
39                 Console.WriteLine(tpNoClass.Name + "没有实现了接口" + tpIPlus.Name);
40             }
41 
42             Console.ReadKey();
43         }
44     }
45 
46     class Can : IPlus
47     {
48         public string age
49         {
50             get
51             {
52                 throw new NotImplementedException();
53             }
54         }
55 
56         public void Hello()
57         {
58             throw new NotImplementedException();
59         }
60     }
61     class No
62     {
63 
64     }
65 }