Linux unalias command

Linux Command Encyclopedia

The Linux unalias command is used to delete aliases.

unalias is a shell built-in command that can delete alias settings.

Syntax

unalias [-a][别名]

Parameters：

• -a Delete all aliases.

Examples

Set an alias for a command

[root@example.com ~]# alias lx=ls
[root@example.com ~]# lx
anaconda-ks.cfg Desktop install.log install.log.syslog qte

Delete an alias

[root@example.com ~]# alias lx //显示别名
alias lx='ls'
[root@example.com ~]# unalias lx //删除别名
[root@example.com ~]# lx
-bash: lx: command not found

Linux Command Encyclopedia