dotNet 取得配置文件的连接信息

string connString = ConfigurationManager.ConnectionStrings["OraAspNetConString"].ConnectionString;
string connString = WebConfigurationManager.ConnectionStrings["OraAspNetConString"].ToString();

        /// 

        /// 获取配置文件里appSettings的数据
        /// 
        /// 键
        /// 值
        public static string GetAppSettingsStr(string str)
        {
            AppSettingsReader appReader = new AppSettingsReader();
            return appReader.GetValue(str, typeof(string)).ToString();
        }

//连接字符串 
static string connStr = GetAppSettingsStr("SQLConnString");