php+mysqli完整示例代码,包含连接数据库,选择数据库,会员列表查询及数字分页符的分页功能,会员短信宝ajax验证注册,管理员密码修改,及网站配置管理等功能(PHP + mysqli complete sample code, including connection database, select database, membership list query and digital pagination character pagination function, member message treasure Ajax authentication registration, administrator password changes, and site configuration management functions)