运用jsp+servlet和ajax实现了一个简单的网上商城项目，其功能博包括：添加购物车，提交订单，分页显示商品，自动登录呢，用户注册等等商城基本功能(The use of jsp+servlet and Ajax to achieve a simple online mall project, its functions include: adding shopping cart, submitting orders, paging display goods, automatic logi