Linux learning notes-Explanation of Vim operation commands and learning notes-vim

Linux learning notes-Explanation of Vim operation commands and learning notes-vim

Linux Study Notes-Vim operations

1. Vim Introduction

Vim is a powerful full-screen text editor,

Is the most common text editor on Linux/UNIX,

It is used to create, edit, and display text files.

Vim has no menu and only commands

2. Insert command

Command	Function
A	Insert the cursor after the character
A	Insert at the end of the row where the cursor is located
I	Insert the cursor before the character
I	Insert at the beginning of the row where the cursor is located
O	Insert a new line under the cursor
O	Insert a new line on the cursor

3. Locating commands

Command	Function
: Set nu	Set row number
: Set nonu	Cancel row number
Gg G	To the first line to the last line
NG	To row n
: N	To row n

Command	Function
$	Move to end of line
0	Move to the beginning of the line

4. delete commands

Command	Function
X	Delete the character at the cursor
Nx	Delete the last n characters at the cursor location
Dd	Delete row where cursor is located, ndd Delete n rows
DG	Delete the row where the cursor is located to the end of the file
D	Delete the content from the cursor location to the end of the line
: N1, n2d	Deletes a row in the specified range.

5. Copy and cut commands

Command	Function
Yy	Copy current row
Nyy	Copy n rows below the current row
Dd	Cut current row
Ndd	Cut n rows below the current row
P, P	Paste the cursor to the bottom or row of the current cursor

6. Replace and cancel commands

Command	Function
R	Replace the character at the cursor
R	Replace the character from where the cursor is located, and Press Esc to end
U	Cancel the previous operation

7. Search and replacement commands

Command	Function
/String	Case Insensitive when searching a specified string: set ic
N	Searches for the next occurrence location of a specified string.
: % S/old/new/g	Replace the specified string in full text
: N1, n2s/old/new/g	Replace a specified string within a certain range

8. Save and exit the command

Command	Function
: W	Save changes
: W new_filename	Save as specified file
: Wq	Save changes and exit
ZZ	Shortcut Key, save the modification and exit
: Q!	Exit Without saving changes
: Wq!	Save the modification and exit (available to the file owner and root)

9. Vim skills

Import command execution result: r! Commands (such as date and df)

: R! Dare inserts a date at the cursor

: R file path (import the specified file content to the cursor)

:! Which ls: view the path of the ls command

Define shortcut key: map shortcut key trigger command

Example: map ^ p I # (Cttrl + P indicates to jump to the beginning of the line and add comments ("#")

: Map ^ B 0x (cttrl + V indicates jumping to the beginning of the line to delete the first character)

Continuous Line comment: n1, n2s/^/#/g

Remove "#" at the beginning of the line: n1, n2s/^ # // g

Remove "//" from the beginning of the line: N1, n2s/^/\/g

Replacement: AB aa bb@126.com