[Linux Learning Notes] Linux Text editor Vim/vi

Text editor Vim:

Vim/vi is a powerful full-screen text editor that is the most commonly used text editor on Linux/unix. Its role is to create, edit, display text files.

Vim/vi no menus, only commands.

Insert Command

Command	Role
A	Append text after the cursor
A	Append text at the end of our line
I	Insert text before the cursor
I	Start inserting text at the bank
O	Insert a new line under the cursor
O	Insert a new line on the cursor

position Command

Command	Role
H	Left ARROW key. Move left one character
J	The direction key. Move down one line
K	The key in the direction. Move up one line
L	Right ARROW. Move one character to the right
$	Move to end of line
0	Move to the beginning of the line
H	Move to upper Screen
M	Move to the center of the screen
L	Move to the bottom of the screen
: Set Nu	Set line number
: Set Nonu	Cancel line number
Gg	To the first row
G	To the last line
NG	to Nth row
: N	to Nth row

Delete command

Command	Role
X	Delete the character at the cursor location
Nx	Delete the first n characters at the cursor location
Dd	Delete Row of cursor, NDD delete n rows
Dg	Delete the contents of the line to the end of the cursor
D	Delete from the cursor to the end of the line
: N1, n2d	Delete a specified range of rows

copy and cut commands

Command	Role
YY, Y	Copy when moving forward
Nyy, NY	Copy the following n rows of the current row
Dd	Cut when moving forward
Ndd	Cut the following n rows of the current row
P, p	Paste at current cursor sitting under line or row

Replace and Cancel commands

Command	Role
R	Replaces the character at which the cursor is located
R	To replace a character from where the cursor is, press ESC to end
U	Cancel the previous action

Search and Replace commands

Command	Role
/string	Searches forward for the specified string, ignoring case when searching: Set IC
N	Searches for the next occurrence of the specified string
:%s/old/new/g	Replace the specified string with full text
: n1,n2s/old/new/g	Replace a specified string within a certain range

Application Tips

Import file: R [FileName]

Execute the command in VIM:! Command

Define shortcut keys: map [shortcut] [trigger command]

Example:

: Map ^p i#what<esc> Description: Press ctrl+p, insert "#What" at the beginning of the line, and return to command mode when the insert is complete. Note: Use Ctrl + V, ctrl+p input ^p

Continuous line Comment: n1,n2s/^/#/g (^ Indicates the beginning of a row, with a # comment before the beginning of the header )

N1,n2s/^#//g (Remove the # comment at the beginning of the line)

N1,n2s/^/\/\//g (add "//" before the beginning of the line)

Replacement:: AB MyBlog LvSantorini.oschina.net (cancellation with Unab)

Note: The various shortcut keys that are set when you vim a file are only available for this edit file, and editing again after exiting will no longer work. If you want to use these shortcuts permanently, you need to edit the. VIMRC configuration file in the host directory to save all the shortcuts you need to use

Example:

[Email protected] ~]$ VI ~/.VIMRC

Shortcut keys:

: Wq and Shift+zz

: wq! If the file is read-only, only the file owner and root user can force modification of the save file.

[Linux Learning Notes] Linux Text editor Vim/vi