reflact中GetMethod方法的使用

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();
 }
 }
}