Writing a file means saving the edits and updating the file's modification time.
| ZZ | Quit vi, writing the file only if changes were made. |
| :x | Same as ZZ. |
| :wq | Write and quit file. |
| :w | Write file. |
| :w file | Save copy to file. |
| :n,mw file | Write lines n to m to new file. |
| :n,mw >> file | Append lines n to m to existing file. |
| :w! | Write file (overriding protection). |
| :w! file | Overwrite file with current buffer. |
| :w %.new | Write current buffer named file as file.new. |
| :q | Quit vi. |
| :q! | Quit vi (discarding edits). |
| Q | Quit vi and invoke ex. |
| :vi | Return to vi after Q command. |
| :e file2 | Edit file2 without leaving vi. |
| :n | Edit next file. |
| :e! | Return to version of current file at time of last write. |
| :e # | Edit alternate file. |
| % | Current filename. |
| # | Alternate filename. |
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