### 列出当前目录下的所有目录：
[root@localhost ~]# ls -ld * #列出所有的文件
drwxr-xr-x. root root Nov : elasticsearch
drwxr-xr-x root root Apr : elasticsearch-6.7.
-rw-r--r-- root root Apr : elasticsearch-6.7..tar.gz
-rw-r--r-- root root Mar : epel-release-latest-.noarch.rpm
-rw------- root root Apr : grafana_500.tar
drwxr-xr-x root root Nov : ik_src
drwxr-xr-x. root root Sep images
-rw-r--r-- root root Dec : nginx-1.10..tar.gz
drwxr-xr-x. root root Sep pinyin_src
[root@localhost ~]# ls -ld */ #仅仅会列出所有目录
drwxr-xr-x. root root Nov : elasticsearch/
drwxr-xr-x root root Apr : elasticsearch-6.7./
drwxr-xr-x root root Nov : ik_src/
drwxr-xr-x. root root Sep images/
drwxr-xr-x. root root Sep pinyin_src/