在C#中用最简洁有效的代码执行存储过程并返回数据

/// </summary>

/// <param name="userID">用户名</param>

/// <param name="password">密码</param>

public void Login( string userID, string password)

{

//数据库连接字符串存储在 Web.config 中

string cnnString = ConfigurationSettings. AppSettings[ "ConnectionString" ] Ҷƪл˵?