https://blog.csdn.net/wangshuaiwsws95/article/details/104689831

MVC与三层架构理解

https://blog.csdn.net/weixin_43232955/article/details/104963392?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522165054415616780269836401%2522%252C%2522scm%2522%253A%252220140713.130102334..%2522%257D&request_id=165054415616780269836401&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2~all~top_positive~default-1-104963392.142^v9^control,157^v4^control&utm_term=MVC&spm=1018.2226.3001.4187