How to use the exit command on Linux system

This article mainly shows you "Linux system exit command how to use", the content is easy to understand, clear, hope to help you solve doubts, the following let the editor lead you to study and learn "Linux system exit command how to use" this article.

Exit is a very simple command with no parameters. Using this command in a graphical interface will only close the terminal, while in command-line mode, it will exit the system and return to the login interface.

Syntax exit [status value] case demonstrates the exit command-> this command is used to exit the current shell or terminal

Remarks:

1) the convention of exit code (exit status or exit code):

2) check the example exit code of the previous command or script:

3) in the script, determine the number of parameters; print the usage mode if there is no match, and exit

4) in the script, delete the temporary file when you exit

5) combination of exit and & & or | |

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