How to save modified files in linux

How to save modified files in Linux: 1. Use the ":w" command, which is used in conjunction with the vi command to save the modified file without exiting the vi command; 2. Use the ":wq" command , this command means to save the modified file and exit the vi command.

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

How to save modified files in Linux

Edit mode

After using vi to enter the text, press i to start editing the text

Exit edit mode

Press the ESC key, then:

Exit vi

　 :q! Do not save the file, force exit vi command

:w Save the file without exiting the vi command

:wq Save the file without exiting the vi command

When interrupting vi mode, then enter vi to save the error:

If you do not need to save the last edited content, delete the temporary file directly: rm .my.cnf.swp

(Then the system prompts whether to confirm the deletion: rm: remove regular file `.my.cnf.swp' ?)

Enter y directly and press Enter, as shown in the figure below

Related recommendations: "Linux Video Tutorial"

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