Opening and Exiting vi
- vi filename -> Open a file
- :q! -> Quit without saving
- +wq! -> Save and quit
Switching Modes
- esc -> exit to command mode
- i -> insert mode (insert before cursor)
- I -> insert at beginning of line
- a. -> append after cursor
- A -> append at end of line
- o -> open a new line below
- O -> open a new line above
Navigation
- h -> move left
- l -> move right
- j -> move down
- k -> move up
- 0 -> move to beginning of line
- ^ -> move to first non-blank character
- $ -> move to end of line
- w -> jump to next word
- b -> jump to previous word
- gg -> go to beggining of file
- G -> go to end of the file
- :n -> go to line number n
Editing and Deleting
- x -> delete a character
- dw -> delete word
- dd -> delete entire line
- D -> delete from cursor to end of the line
- u -> undo last action
- r -> replace single character
- yy -> copy entire line where the cursor is currently located
- p -> paste after cursor
- P -> paste before cursor
Search and Replace
- /text -> search forward for text
- ?text -> search backward for text
- n -> repeat search word forward
- N -> repeat search word backwards
- :%s/old/new/g -> replace all occurrences of old with new
- :set nu -> show line numbers