A screen-oriented text editor based on ex. See Chapter 7 for more information on vi and ex. Options -c, -C, -L, -r, -R, and -t are the same as in ex.
Enter vi and execute the given vi
Edit in ex mode.
Don't make a temporary backup of the entire file.
Run in LISP mode for editing LISP programs.
Recover and edit
file after an editor or system crash.
Read-only mode. Files can't be changed.
No other programs can be run; vi is put in secure edit mode.
This option works only when ex mode is being used. It enters into batch mode.
Edit the file containing
tag and position the editor at its definition.
Set default window size to
n; useful when editing via a slow dial-up line.
Start vi on last line of file.
Start vi on line
n of file.
Start vi on line containing pattern
pat. This option fails if nowrapscan is set in your .exrc file.