通过这个源码，你可以学到代码生成器的开发（里面有很多技巧，数字分页控件也有技巧）， 可以学习web多层架构，可以用来做开发。-Through the development of source code, you can learn the code generator (there are a lot of skills, digital paging controls also have skill), you can learn web multi-layer architecture