using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Reflection;namespace MethodInfoInvokeDemo{ public class ReflectTest { public void MethodWithNoParaNoReturn() { Console.WriteLine("不带参数且不返回值的方法"); }public string MethodWithNoPara() { Console.WriteLine("不带参数且有返回值的方法");return "MethodWithNoPara"; }public string Method1(string str) { Console.WriteLine("带参数且有返回值的方法");return str; }public string Method2(string str, int index) { Console.WriteLine("带参数且有返回值的方法");return str + index.ToString(); }public string Method3(string str, out string outStr) { outStr = "bbbb"; Console.WriteLine("带参数且有返回值的方法");return str; }public static string StaticMethod() { Console.WriteLine("静态方法");return "cccc"; } }class Program { static void Main(string[] args) { Type type = typeof(ReflectTest); object reflectTest = Activator.CreateInstance(type);//不带参数且不返回值的方法的调用MethodInfo methodInfo = type.GetMethod("MethodWithNoParaNoReturn"); methodInfo.Invoke(reflectTest, null);Console.WriteLine();//不带参数且有返回值的方法的调用methodInfo = type.GetMethod("MethodWithNoPara"); Console.WriteLine(methodInfo.Invoke(reflectTest, null).ToString());Console.WriteLine();//带参数且有返回值的方法的调用methodInfo = type.GetMethod("Method1", new Type[]{typeof(string)}); Console.WriteLine(methodInfo.Invoke(reflectTest, new object[]{"测试"}).ToString());Console.WriteLine();//带多个参数且有返回值的方法的调用methodInfo = type.GetMethod("Method2", new Type[] { typeof(string), typeof(int) }); Console.WriteLine(methodInfo.Invoke(reflectTest, new object[] { "测试", 100 }).ToString());//Console.WriteLine();//methodInfo = type.GetMethod("Method3", new Type[] { typeof(string), typeof(string) }); //string outStr = ""; //Console.WriteLine(methodInfo.Invoke(reflectTest, new object[] { "测试", outStr }).ToString());Console.WriteLine();//静态方法的调用methodInfo = type.GetMethod("StaticMethod");  Console.WriteLine(methodInfo.Invoke(null, null).ToString());Console.ReadKey(); } }}