连环套目录

# 使用一条命令，创建出下面的所有目录
/home/zls
/home/zls/test1
/home/zls/test2
/home/oldboy
/home/oldboy/test1
/tmp/oldboy
/tmp/oldgirl
/root/test/test1
/root/test/test2
/root/abc
/backup

[root@zls ~]# mkdir /{home,tmp,root,backup}
[root@zls ~]# mkdir /{home/{zls,oldboy},root,tmp,backup}
[root@zls ~]# mkdir -p /{home/{zls,oldboy},root,tmp/{oldboy,oldgirl},backup}
[root@zls ~]# mkdir -p /{home/{zls,oldboy},root,tmp/old{boy,girl},backup}
[root@zls ~]# mkdir -p /{home/{zls,oldboy},root/{test,abc}tmp/old{boy,girl},backup}
[root@zls ~]# mkdir -p /{home/{zls/test{1,2,oldboy},root/{test,abc}，tmp/old{boy,girl},backup}
[root@zls ~]# mkdir -p /{home/{zls/test{1,2},oldboy},root/{test/test{1,2},abc},tmp/old{boy,girl},backup}
[root@zls ~]# mkdir -pv /{home/{zls/test{1,2},oldboy/test},root/{test/test{1,2},abc},tmp/old{boy,girl},backup}