.................62.系统需求分析.............................................................................................................................82.1需求分析的目的...............................................................................................................82.2系统需求分析...................................................................................................................82.3功能性需求.......................................................................................................................92.3.1用户登录认证........................................................................................................92.3.2用户信息修改......................................................................................................112.3.3个人信息查询......................................................................................................132.3.4多人信息查询......................................................................................................142.3.5请假登记管理......................................................................................................163.系统整体设计...........................................................................................................................183.1系统分析.........................................................................................................................183.2数据库设计.....................................................................................................................193.2系统流程设计..................................................................................................................214.主要功能模块设计.....................................................................................................................224.1系统登录模块设计.........................................................................................................224.1.1有关文件操作.....................................................................................................224.1.2INI文件解析.........................................................................