EF 事务(非分布式事务)

using (TransactionScope scope = new TransactionScope())  
{  
　　//具体代码内容
    scope.Complete();  
}  

using (var dbContext = new TopOnlineDbContext())
            {
                using (var scope = dbContext.Database.BeginTransaction())
                {
                    try
                    {
                        if (ids != null)
                        {
                            foreach (var id in ids)
                            {
                                T t = dbContext.Find<T>(id);
                                assfeedback.IsDel = true;
                                dbContext.Update<T>(t);
                            }
                        }
                        scope.Commit();//正常完成就可以提交
                        return 0;
                    }
                    catch (Exception ex)
                    {
                        scope.Rollback();//发生异常就回滚
                        return -1;
                    }
                }
            }