存储过程: 代码如下:CREATE PROCEDURE [dbo].[Proc_GetInfo] @ywdm varchar(10), @value varchar(20) output AS begin set @value=Select top 1 createt From table Where ywdm=@ywdm end C#获取存储过程返回值: 代码如下:var db = DatabaseFactory.CreateDatabase(); var cmd = db.GetStoredProcCommand(“Proc_GetInfo”); db.Ad