Search

/word	Search “word” from top to bottom
?word	Search “word” from bottom to top
/jo[ha]n	Search “john” or “joan”
/	Search “the”, “theatre” or “then”
/the>	Search “the” or “breathe”
/	Search “the”
/<….>	Search all words of 4 letters
//	Search “Andy” but not “HouAndy” or “AndyHou”
/Andy\|Anna	Search “Andy” or “Anna”
/	Search exactly 4 digits
/^n{3}	Find 3 empty lines
:bufdo /searchstr/	Search in all open files

Replace

:%s/old/new/g	Replace all occurences of “old” by “new” in file
:%s/old/new/gw	Replace all occurences with confirmation
:2,35s/old/new/g	Replace all occurences between lines 2 and 35
:5,$s/old/new/g	Replace all occurences from line 5 to EOF
:%s/^/hello/g	Replace the begining of each line by “hello”
:%s/$/Harry/g	Replace the end of each line by “Harry”
:%s/onward/forward/gi	Replace “onward” by “forward” , case unsensitive
:%s/ *$//g	Delete all white spaces
:g/string/d	Delete all lines containing “string”
:v/string/d	Delete all lines containing which didn't contain “string”
:s/Bill/Steve/	Replace the first occurence of “Bill” by “Steve” in current line
:s/Bill/Steve/g	Replace “Bill” by “Steve” in current line
:%s/Bill/Steve/g	Replace “Bill” by “Steve” in all the file
:%s/r//g	Delete DOS carriage returns (^M)
:%s/r/r/g	Transform. DOS carriage returns in returns
:%s#<[^>]+>##g	Delete HTML tags but keeps text
:%s/^(.*)n1$/1/	Delete lines which appears twice
Ctrl+a	Increment number under the cursor
Ctrl+x	Decrement number under cursor
ggVGg?	Change text to Rot13

Vu	Lowercase line
VU	Uppercase line
g~~	Invert case
vEU	Switch word to uppercase
vE~	Modify word case
ggguG	Set all text to lowercase
:set ignorecase	Ignore case in searches
:set smartcase	Ignore case in searches excepted if an uppercase letter is used
:%s/<./u&/g	Sets first letter of each word to uppercase
:%s/<./l&/g	Sets first letter of each word to lowercase
:%s/.*/u&	Sets first letter of each line to uppercase
:%s/.*/l&	Sets first letter of each line to lowercase

:1,10 w outfile	Saves lines 1 to 10 inoutfile
:1,10 w >> outfile	Appends lines 1 to 10 tooutfile
:r infile	Insert the content ofinfile
:23r infile	Insert the content ofinfileunder line 23

:e .	Open integrated file explorer
:Sex	Split window and open integrated file explorer
:browse e	Graphical file explorer
:ls	List buffers
:cd ..	Move to parent directory
:args	List files
:args *.php	Open file list
:grep expression *.php	Returns a list of .php files conteningexpression
gf	Open file name under cursor

:!pwd	Execute the “pwd” unix command, then returns to Vi
!!pwd	Execute the “pwd” unix command and insert output in file
:sh	Temporary returns to Unix
$exit	Retourns to Vi

:%!fmt	Align all lines
!}fmt	Align all lines at the current position
5!!fmt	Align the next 5 lines

:e filename	Editfilenamein current window
:split filename	Split the window and openfilename
ctrl-w up arrow	Puts cursor in top window
ctrl-w ctrl-w	Puts cursor in next window
ctrl-w_	Maximise current window
ctrl-w=	Gives the same size to all windows
10 ctrl-w+	Add 10 lines to current window
:vsplit file	Split window vertically
:sview file	Same as:splitin readonly mode
:hide	Close current window
:only	Close all windows, excepted current
:b 2	Open #2 in this window

:ab mail mail@provider.org

Definemailas abbreviation ofmail@provider.org

:set autoindent	Turn on auto-indent
:set smartindent	Turn on intelligent auto-indent
:set shiftwidth=4	Defines 4 spaces as indent size
ctrl-t, ctrl-d	Indent/un-indent in insert mode
>>	Indent
<<	Un-indent

:syntax on	Turn on syntax highlighting
:syntax off	Turn off syntax highlighting
:set syntax=perl	Force syntax highlighting