网上拍卖系统所需要实现的功能可以分为如下几个部分：用户注册、用户登录、商品管理。



用户注册。用户要在页面中要填写包括电子邮件、姓名、密码在内的信息进行注册。



用户登录。该模块是针对用户登录的用户管理模块。用户需要输入电子邮箱及密码，经过系统验证后，便可以登陆系统，使用系统所提供功能，用户若想推出系统，只需单击推出键即可。



商品管理。用户登陆之后，可以发布拍卖商品信息包括标题、开始结束时间、商品的数量及商品的具体描述，也可以添加商品目录以及子目录。买方用户可以查看所有的待售商品，可以根据该模块提供的列表检索待售商品，也可以根据提供的关键字对列表中的商品进行排序，如想购买某商品，可以单击商品发布人姓名，向其发送电子邮件。-The online auction system needs to achieve the functions can be divided into the following parts: user registration, user login, merchandise management. Registered users. The user wants the page to fill in the information, including e-mail, name, password to register. User. This module is for user login, user management module. The user needs to enter the e-mail and password, you can login after system validation, using the system function, users wishing to introduce the system, simply click the launch button. Commodity management. After landing, the user can release the auction merchandise information including the title, the beginning of the end of a specific descr iption of the time, the number of commodities and commodity trade directory and its subdirectories, you can add. Buyer user can view all sale merchandise for sale of goods, according to the module to provide a list of search, you can also sort the list of goods based on the keywords provided, if one wants to buy a commodity