Difference between revisions of "VI Editor Quick Reference"

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VI Editor Reference Card - Part I
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===Starting Vi===
 
 
Starting Vi
 
 
* edit an empty buffer: vi  
 
* edit an empty buffer: vi  
 
* edit a file: vi filename
 
* edit a file: vi filename
  
Leaving Vi
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===Leaving Vi===
 
* write buffer to file: :w  
 
* write buffer to file: :w  
 
* write buffer to file filename: :w filename  
 
* write buffer to file filename: :w filename  
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* write changes and quit: ZZ  
 
* write changes and quit: ZZ  
  
Special Notes
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===Special Notes===
 
* Use the escape key, <esc>, to leave insert mode or to cancel an incomplete command.  
 
* Use the escape key, <esc>, to leave insert mode or to cancel an incomplete command.  
 
* If a command doesn't work, try hitting <esc> and entering the command again.  
 
* If a command doesn't work, try hitting <esc> and entering the command again.  
  
Motion commands
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===Motion commands===
 
* move up one line: k  
 
* move up one line: k  
 
* move down one line: j  
 
* move down one line: j  
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All commands except M, nG, and :n can be preceeded by an integer to indicate the distance to move.  
 
All commands except M, nG, and :n can be preceeded by an integer to indicate the distance to move.  
  
Text entering commands
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===Text entering commands===
 
* append text at end of line: A  
 
* append text at end of line: A  
 
* append text after cursor: a  
 
* append text after cursor: a  
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All commands must be terminated with an <esc> after the text has been entered.  
 
All commands must be terminated with an <esc> after the text has been entered.  
  
Text deletion commands
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===Text deletion commands===
 
* delete character left of cursor: X  
 
* delete character left of cursor: X  
 
* delete character under cursor: x  
 
* delete character under cursor: x  
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All commands can be preceeded by an integer to indicate the number of characters, words, lines etc. to be deleted.  
 
All commands can be preceeded by an integer to indicate the number of characters, words, lines etc. to be deleted.  
  
Text alteration commands
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===Text alteration commands===
 
* replace text: R  
 
* replace text: R  
 
* replace character with c: rc  
 
* replace character with c: rc  
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The commands R, cw, c) and c} must be terminated with an <esc> after the new text has been entered. All commands, except xp, u, and U can be preceded by an integer to indicate the amount of alteration to perform.  
 
The commands R, cw, c) and c} must be terminated with an <esc> after the new text has been entered. All commands, except xp, u, and U can be preceded by an integer to indicate the amount of alteration to perform.  
  
Text moving commands
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===Text moving commands===
 
* yank a copy of the current line and place it in a buffer: yy  
 
* yank a copy of the current line and place it in a buffer: yy  
 
* put the last item yanked or deleted before the cursor: P  
 
* put the last item yanked or deleted before the cursor: P  
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The commands Y and "cY can be preceeded by and integer to indicate the number of lines to copy.
 
The commands Y and "cY can be preceeded by and integer to indicate the number of lines to copy.
  
Search Commands
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===Search Commands===
 
* search forward for pattern: :/pattern/  
 
* search forward for pattern: :/pattern/  
 
* search forward for pattern: /pattern/  
 
* search forward for pattern: /pattern/  
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* repeat the last search in opposite direction: N  
 
* repeat the last search in opposite direction: N  
  
Global parameter
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===Global parameter===
 
* substitute pat2 for pat1: :g/pat1/s/pat1/pat2  
 
* substitute pat2 for pat1: :g/pat1/s/pat1/pat2  
 
* delete all occurrences of pat1: :g/pat1/d  
 
* delete all occurrences of pat1: :g/pat1/d  
 
* print all occurrences of pat1: :g/pat1/p
 
* print all occurrences of pat1: :g/pat1/p
  
Addresses
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===Addresses===
 
* the nth line: n
 
* the nth line: n
 
* lines n through k: n,k
 
* lines n through k: n,k
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* the last n+1 lines: $-n,$
 
* the last n+1 lines: $-n,$
  
Miscellaneous
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===Miscellaneous===
 
* read file filename into the buffer after the current line: :r filename
 
* read file filename into the buffer after the current line: :r filename
 
* read the output of command cmd into: the buffer after the current line: :r !cmd  
 
* read the output of command cmd into: the buffer after the current line: :r !cmd  

Latest revision as of 14:16, 10 September 2006

Starting Vi

  • edit an empty buffer: vi
  • edit a file: vi filename

Leaving Vi

  • write buffer to file: :w
  • write buffer to file filename: :w filename
  • quit: :q
  • quit discarding changes: :q!
  • write changes and quit: :wq
  • write changes and quit: ZZ

Special Notes

  • Use the escape key, <esc>, to leave insert mode or to cancel an incomplete command.
  • If a command doesn't work, try hitting <esc> and entering the command again.

Motion commands

  • move up one line: k
  • move down one line: j
  • move left one character: h
  • move right one character: l
  • scroll up one line: <ctrl>y
  • scroll down one line: <ctrl>e
  • scroll up (default is a half page): <ctrl>u
  • scroll down (default is a half page): <ctrl>d
  • show next page page: <ctrl>f
  • show previous page page: <ctrl>b
  • move to beginning of next line: +
  • move to beginning of previous line: -
  • move to beginning of first screen line: H
  • move to middle line of screen: M
  • move to last line of screen: L
  • move to the nth line: nG
  • move to the nth line: :n
  • move to the next occurrence of c on the current line: fc
  • move to the character in front of the next occurrence of c on the current line: tc
  • move forward to the next word: w
  • move forward to the end of the next word: e
  • move backward to the previous word: b

All commands except M, nG, and :n can be preceeded by an integer to indicate the distance to move.

Text entering commands

  • append text at end of line: A
  • append text after cursor: a
  • insert text at beginning of line: I
  • insert text before cursor: i
  • open a new line above cursor: O
  • open a new line below cursor: o

All commands must be terminated with an <esc> after the text has been entered.

Text deletion commands

  • delete character left of cursor: X
  • delete character under cursor: x
  • delete rest of word: dw
  • delete rest of sentence: d)
  • delete rest of paragraph: d}
  • delete to beginning of current line: d^
  • delete to end of current line: d$
  • delete to end of current line: D
  • delete line containing cursor: dd
  • delete the current line upto and including c: dfc
  • delete the current line upto c: dtc

All commands can be preceeded by an integer to indicate the number of characters, words, lines etc. to be deleted.

Text alteration commands

  • replace text: R
  • replace character with c: rc
  • transpose two characters: xp
  • join the next line to the end of the current line: J
  • undo last change: u
  • undo last change to current line: U
  • change rest of word: cw
  • change rest of sentence: c)
  • change rest of paragraph: c}

The commands R, cw, c) and c} must be terminated with an <esc> after the new text has been entered. All commands, except xp, u, and U can be preceded by an integer to indicate the amount of alteration to perform.

Text moving commands

  • yank a copy of the current line and place it in a buffer: yy
  • put the last item yanked or deleted before the cursor: P
  • put the last item yanked or deleted after the cursor: p
  • yank a copy of the current line and place it in buffer c: "cY
  • put contents of buffer c on a new line above the cursor: "cP
  • put contents of buffer c on a new line below the cursor: "cp

The commands Y and "cY can be preceeded by and integer to indicate the number of lines to copy.

Search Commands

  • search forward for pattern: :/pattern/
  • search forward for pattern: /pattern/
  • search backward for pattern: :?pattern?
  • search backward for pattern: ?pattern?
  • delete the next line containing pat1: :/pat1/d
  • substitute the next occurance of pat1 with pat2: :/pat1/s/pat1/pat2
  • repeat the last search: n
  • repeat the last search in opposite direction: N

Global parameter

  • substitute pat2 for pat1: :g/pat1/s/pat1/pat2
  • delete all occurrences of pat1: :g/pat1/d
  • print all occurrences of pat1: :g/pat1/p

Addresses

  • the nth line: n
  • lines n through k: n,k
  • the current line: .
  • the last line: $
  • n lines after the current line: +n
  • n lines before the current line: -n
  • the last n+1 lines: $-n,$

Miscellaneous

  • read file filename into the buffer after the current line: :r filename
  • read the output of command cmd into: the buffer after the current line: :r !cmd
  • write the buffer to file filename replacing its previous contents: :w! Filename
  • write the buffer to the end of file filename: :w >> filename
  • turn on line numbering: :set number
  • turn off line numbering: :set nonumber
  • turn on auto indenting: :set autoindent
  • turn on auto indenting: :set ai
  • turn off auto indenting: :set noautoindent
  • turn off auto indenting: :set noai