What is the command to clear history in linux?

In Linux, the command to clear history is "history -c"; the function of the history command is to record the executed commands. When the parameter is set to "-c", it means that the history output of the current window can be cleared. Order.

#The operating environment of this tutorial: linux7.3 system, Dell G3 computer.

What is the command to clear history in Linux

history [-c] [-d offset] [n]

or history -anrw [file name]

or history -ps parameter [parameter...]

-c: Clear the command history in the memory, but will not clear the history file Record

-d: Delete the specified command history record, and will not clear the records in the history file

-r: Read historical commands from the historical command file into the memory

-w: Append the historical commands in memory to the historical command file

Use the -c option to clear all command history

If you want to clear all command history, you can execute:

# history -c

This command can clear all the output commands of this login, but it does not clear the .bash_history file, so after the next login, the old commands will still appear, and the historical commands exist in the current user root directory./bash_history document.

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