目录第一章概述...............................................................................-1-1.1项目开发的背景...........................................................................-1-1.2项目开发的目的.........................................................................-1-第二章系统分析........................................................................-3-2.1系统目标.....................................................................................-3-2.2可行性分析.................................................................................-5-2.3.1技术可行性..............................................................................-5-2.3.2经济可行性.............................................................................-5-2.3.3社会可行性..............................................................................-6-第三章系统与数据库设计..........................................................-7-3.1总体设计原则...............................................................................-7-3.2数据库设计逻辑...........................................................................-8-3.3实体数据的E-R图.......................................................................-8-3.4数据流程分析..........................................................................-13-3.8创建数据库表.............................................................................-14-第四章系统实现.......................................................................-19-4.1主界面的实现.............................................................................-19-4.2注册页面...................................................................................-21-4.3登陆页面...................................................................................-23-4.4购物车页面................................................................................-24-4.5收银台页面................................................................................-26-第五章系统测试.......................................................................-27-5.1测试的目的和方法..................