Bat批处理学习

bat学习帖子：

http://xstarcd.github.io/wiki/windows/windows_cmd_summary.html

https://blog.csdn.net/u010319687/article/details/17416259

https://blog.csdn.net/z22050519/article/details/17019137

https://www.zhihu.com/question/34941855

bat学习网站：

https://www.w3xue.com/server/msdos/

https://www.w3cschool.cn/pclrmsc/

https://www.jb51.net/help/cmd.htm 

https://ss64.com/nt/syntax.html

https://www.computerhope.com/batch.htm