网上书城源码，前台能够实现用户注册、登录、订购、支付等功能，后台能够进行管理员、用户的增删改查并能够对书籍进行管理，附有数据库。-Online Bookstore source, front to achieve user registration, login, order, payment and other functions, the background to the administrator, the user' s additions and deletions to se