Shulou(Shulou.com)06/02 Report--

Editor to share with you the use of linux unalias command to cancel the command alias, I believe that most people do not know much, so share this article for you to learn, I hope you will learn a lot after reading this article, let's go to learn the method!

The unalias command is used to cancel the command alias and is a built-in command for shell. If you need to cancel any of the command aliases, you can use the command alias as an argument option for the instruction. If you use the-an option, it cancels all existing command aliases.

Syntax format: unalias [parameter] [alias]

Common parameters:

Reference example

Set an alias first:

[root@linuxcool ~] # alias iTunes'[root@linuxcool ~] # iIGI Leader NetEase

Use the unalias command to cancel the command alias "I" that has been set:

[root@linuxcool ~] # unalias I

After the above command is executed, the system cancels the specified command alias. If you use the command alias again, the system prompts you with the following information:

[root@linuxcool ~] # i-bash: I: command not found above is all the contents of canceling command aliases using linux's unalias command. Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.