沐风

var erpdb = new ERPDBDataContext();  var query = erpdb.Demand_List.OrderByDescending(c => c.Id).OrderByDescending(c => c.Id);//排序 var list = (from...

以下都是转载内容 1.简单的linq语法 //1 var ss = from r in db.Am_recProScheme select r; //2 var ss1 = db.Am_recProScheme; //3

   public Product Get(int id)         {             var _Product = _db.Product.FirstOrDefault(p => p.PID.Equals(id));             return _Product;         }         public int Insert(Product _P...