摘要：
1.创建历史记录的实体类public class LastProducts { private int _productid; private int _categoryid; private string _imgsrc; private string _productname; public LastProducts(int id,int typeid,string imgsrc,string restorename) { _productid = id; _categoryid = typeid; _imgsrc = imgsrc; _productname = restorename; 阅读全文
