随着互联网技术的迅猛发展，现在Internet已从单纯的学术科研向综合性商业网络发展，人们对于互联网技术的要求已不单单是浏览一下网页、收发电子邮件等简单的网络应用。高速发展的互联网技术为网上购物系统的发展提供了强大的动力，同时，网上购物的环境已经逐步得到了改善。网上购物对网民的吸引力将会越来越大，网民对购物网站的看法也将必定会从不了解到了解，从拒绝到接受，从怀疑到信任，网上购物的观念将更加深入人心。
本系统以Microsoft Visual Studio 2005为开发环境，采用当前比较流行的C#编程语言进行编码，数据库采用的是Microsoft SQL Server 2000。在该网上购物系统中，顾客能够方便的进行用户注册，查看商品，并可以将满意的商品加入购物车。顾客购买完商品后，会得到系统自动分配的一个唯一的订单号，以方便顾客随时查询订单处理情况，了解现在货物的状态；而且管理员可以对商品的信息进行维护与管理，包括对现有商品信息的修改、新商品信息的加入、过时商品信息的删除等；管理员还可以查看历史订单的记录和现在订单的情况。
关键词：网上购物，商品，订单，C#
ABSTRACT
With the development of internet technology, now the Internet is changed from scientific research to business application. What the people’s demand are not just the easy applications such as browsing the web sites, sending or receiving E-mails. Web Shopping systems are very powerful with the fast development of Internet, at the same time, the environment of shopping online has improved step by step. Shopping online will be more and more attractive to net citizens whose attitude to a shopping web site are changed from incomprehension to comprehension, from denial to acceptance, from suspicion to trust. The concept of shopping online will go deep into people’s mind gradually.
This web shopping system is based on Microsoft Visual Studio 2005 by C# programming language and Microsoft SQL Server 2000 database. This web shopping system is very convenient for customers to register, view all kinds of products and add what they like to shopping cart. After one’s shopping, the system will create the only order number and distribute it to this customer. By this way, the customer can check the process of his/her order. The administrator of this system can maintain and manage all products information, including updating the information, adding new products to system and deleting unfashionable products from system. The administrator also can view all history orders and the situation of all new orders.
