随着Internet网络的不断发展，基于web的表现形式越来越丰富，将统计数据以图表的形式展现出来也成了web系统的发展方向。本项目主要研究如何将数据以折线、柱形图、饼图等表示出来，并实现一个例程，用来展示如何在web中使用该系统-With the continuous development of Internet networks, the performance of web-based form of increasingly rich statistical data to show up in the form of charts has become a web system development. The project mainly to study how the data is broken line, column, pie, etc. that come out, and to achieve a routine used to demonstrate how to use the system in the web