1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Reflection;
 5 using System.Text;
 6 using System.Threading.Tasks;
 7 
 8 namespace ConsoleApplication1
 9 {
10     class Program
11     {
12         static void Main(string[] args)
13         {
14             Type tpPerson = typeof(Person);
15             Type tpStudent = typeof(Student);
16 
17             //student是person的父类吗？
18             bool res = tpPerson.IsSubclassOf(tpStudent);
19             Console.WriteLine(res);
20 
21             //person是student的父类吗?
22             res = tpStudent.IsSubclassOf(tpPerson);
23             Console.WriteLine(res);
24 
25             Console.ReadKey();
26         }
27     }
28 
29     public class Person
30     { }
31     public class Student:Person
32     { }
33 }