命令 rename

替换特定字段

把当前目录下的所有带AA文件或者目录替换成aa

rename "s/AA/aa/" *

参考网址

[每天学习一个命令: rename 批量修改文件名](https://einverne.github.io/post/2018/01/rename-files-batch.html)

[Linux下批量修改文件名(rename)](https://developer.aliyun.com/article/278056)

[Linux rename命令重命名多个文件与目录](https://www.myfreax.com/rename-command-in-linux/)