$ ls
$ ls ~
$ ls -l
$ ls -a
$ ls -1
$ ls -F
bg7nyt.txt*  Desktop/    Firefox_wallpaper.png  Music/     public_html@  Videos/
bg7nyt.wav*  Documents/  Mail/                  nat.txt*   script/       workspace/
BOINC/       Examples@   mbox                   Pictures/  Templates/
		

ls {*.py,*.php,*.{sh,shell}}
		

alias l='ls -CF'
alias la='ls -A'
alias ll='ls -l'
alias ls='ls --color=auto'
		

默认风格

[www@www.netkiller.cn ~]$ ls -l /var/log/message*
-rw------- 1 root root 302533 Jun 18 09:50 /var/log/messages
-rw------- 1 root root 392028 May 23 03:30 /var/log/messages-20160523
-rw------- 1 root root 334328 May 29 03:09 /var/log/messages-20160529
-rw------- 1 root root 395792 Jun  5 03:44 /var/log/messages-20160605
-rw------- 1 root root 308984 Jun 13 03:33 /var/log/messages-20160613
			

修改后

--full-time = --time-style=full-iso

[www@www.netkiller.cn ~]$ ls -l --full-time /var/log/messages*
-rw------- 1 root root 308659 2016-06-18 10:24:49.186979051 +0800 /var/log/messages
-rw------- 1 root root 392028 2016-05-23 03:30:01.869219181 +0800 /var/log/messages-20160523
-rw------- 1 root root 334328 2016-05-29 03:09:02.158442470 +0800 /var/log/messages-20160529
-rw------- 1 root root 395792 2016-06-05 03:44:02.424073354 +0800 /var/log/messages-20160605
-rw------- 1 root root 308984 2016-06-13 03:33:02.004785063 +0800 /var/log/messages-20160613

[www@www.netkiller.cn ~]$ ls -l --time-style=full-iso /var/log/messages*
-rw------- 1 root root 308659 2016-06-18 10:24:49.186979051 +0800 /var/log/messages
-rw------- 1 root root 392028 2016-05-23 03:30:01.869219181 +0800 /var/log/messages-20160523
-rw------- 1 root root 334328 2016-05-29 03:09:02.158442470 +0800 /var/log/messages-20160529
-rw------- 1 root root 395792 2016-06-05 03:44:02.424073354 +0800 /var/log/messages-20160605
-rw------- 1 root root 308984 2016-06-13 03:33:02.004785063 +0800 /var/log/messages-20160613
			

long-iso

[www@www.netkiller.cn ~]$ ls -lh --time-style long-iso /var/log/message*
-rw------- 1 root root 296K 2016-06-18 10:00 /var/log/messages
-rw------- 1 root root 383K 2016-05-23 03:30 /var/log/messages-20160523
-rw------- 1 root root 327K 2016-05-29 03:09 /var/log/messages-20160529
-rw------- 1 root root 387K 2016-06-05 03:44 /var/log/messages-20160605
-rw------- 1 root root 302K 2016-06-13 03:33 /var/log/messages-20160613			
			

通过配置 TIME_STYLE 环境变量，改变日期格式

[www@www.netkiller.cn ~]$ export TIME_STYLE=long-iso

[www@www.netkiller.cn ~]$ ls -l /var/log/message*
-rw------- 1 root root 302533 2016-06-18 09:50 /var/log/messages
-rw------- 1 root root 392028 2016-05-23 03:30 /var/log/messages-20160523
-rw------- 1 root root 334328 2016-05-29 03:09 /var/log/messages-20160529
-rw------- 1 root root 395792 2016-06-05 03:44 /var/log/messages-20160605
-rw------- 1 root root 308984 2016-06-13 03:33 /var/log/messages-20160613
			
[www@www.netkiller.cn ~]$ export TIME_STYLE=iso
[www@www.netkiller.cn ~]$ ls -l /var/log/message*
-rw------- 1 root root 302533 06-18 09:50 /var/log/messages
-rw------- 1 root root 392028 05-23 03:30 /var/log/messages-20160523
-rw------- 1 root root 334328 05-29 03:09 /var/log/messages-20160529
-rw------- 1 root root 395792 06-05 03:44 /var/log/messages-20160605
-rw------- 1 root root 308984 06-13 03:33 /var/log/messages-20160613
			

自定义格式

[www@www.netkiller.cn ~]$ ls -l --time-style="+%Y-%m-%d" /var/log/message*
-rw------- 1 root root 302533 2016-06-18 /var/log/messages
-rw------- 1 root root 392028 2016-05-23 /var/log/messages-20160523
-rw------- 1 root root 334328 2016-05-29 /var/log/messages-20160529
-rw------- 1 root root 395792 2016-06-05 /var/log/messages-20160605
-rw------- 1 root root 308984 2016-06-13 /var/log/messages-20160613

[root@www.netkiller.cn ~]# export TIME_STYLE='+%Y/%m/%d %H:%M:%S'
[root@www.netkiller.cn ~]# ls -l /var/log/messages*
-rw------- 1 root root 189352 2016/06/18 10:20:01 /var/log/messages
-rw------- 1 root root 322453 2016/05/22 03:48:02 /var/log/messages-20160522
-rw------- 1 root root 247398 2016/05/30 03:37:01 /var/log/messages-20160530
-rw------- 1 root root 174633 2016/06/05 03:14:02 /var/log/messages-20160605
-rw------- 1 root root 196728 2016/06/12 03:17:01 /var/log/messages-20160612