警告 1 “System.Configuration.ConfigurationSettings.AppSettings”已过时:“This method is obsolete, it has been replaced by System.Configuration!System.Configuration.ConfigurationManager.AppSettings” d:\documents and settings\administrator\my documents\visual studio 2010\Projects\SalesQuery20141219\SalesQuery20141219\SqlHelper.cs 27 58 SalesQuery20141219
错误 2 无法将类型“System.Data.SqlClient.SqlParameter”隐式转换为“System.Data.SqlClient.SqlParameter[]” d:\documents and settings\administrator\my documents\visual studio 2010\Projects\SalesQuery20141219\SalesQuery20141219\SqlHelper.cs 412 32 SalesQuery20141219