Linux touch命令和mkdir命令

touch

---

文件：touch （无则创建，有则修改时间）

mkdir

---

mkdir 创建一个目录

!$ 引用上一个命令的最后一个参数

删除一个目录

[root@node1 /]# rmdir dir1/

[root@node1 /]# rmdir --help
Usage: rmdir [OPTION]… DIRECTORY…
Remove the DIRECTORY(ies), if they are empty.

-p, --parents remove DIRECTORY and its ancestors; e.g., ‘rmdir -p a/b/c’ is
similar to ‘rmdir a/b/c a/b a’
-v, --verbose output a diagnostic for every directory processed
–help display this help and exit
–version output version information and exit