Linux显示用户注册名
youhaidong@youhaidong-ThinkPad-Edge-E545:~$ finger -s
Login Name Tty Idle Login Time Office Office Phone
youhaidong youhaidong *:0 Mar 8 22:10 (:0)
youhaidong youhaidong pts/0 Mar 8 22:15 (:0)
youhaidong@youhaidong-ThinkPad-Edge-E545:~$