C#验证数据库是否连接成功

private string ConnectionStringLW = "server=192.168.1.1,1430(端口号) ;database=DB;uid=sa;pwd=123456" //数据库连接字符串

/// <summary>

/// 本地数据库连接是否成功

/// </summary>

/// <returns></returns>

public bool connectTestW()

{

bool result = false;

//获取数据库连接字符串

ConnectionString = ConnectionStringLW();

//创建连接对象

mySqlConnection = new SqlConnection(ConnectionString);

try

{

mySqlConnection.Open();

if (mySqlConnection.State == ConnectionState.Open)

{

MessageBox.Show("连接成功！");

result = true;

}

else

{

MessageBox.Show("连接失败！");

}

}

catch

{

MessageBox.Show("连接失败！");

}

finally

{

mySqlConnection.Close();

}

return result;

}