bat script learning article

https://www.cnblogs.com/loanhicks/p/6743835.html

http://www.jb51.net/article/97204.htm

http://www.jb51.net/article/49627.htm

http://blog.csdn.net/junmuzi/article/details/12239303

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

OK: nice format

https://wsgzao.github.io/post/windows-batch/