Text editor Vim

1.Vim Introduction

Vim is a powerful full-screen text editor, the largest text editor on the Linux/unix, which is created, edited, and displayed as text files.

Vim has no menu, only commands.

2.

3. Insert command

Command	Role
A	Insert in the word specifier the cursor
A	Insert at the end of the line where the cursor is
I	Insert in the word match either the cursor
I	Insert at the beginning of the line where the cursor is
O	Insert a new line under the cursor
O	Insert a new line on the cursor

4. Positioning commands

Command	Role
: Set Nu	Set line number
: Set Nonu	Cancel line number
Gg	To the first line
G	To the last line
NG	to Nth row
: N	to Nth row
$	Move to end of line
0	Move to the beginning of the line

5. Delete command

Command	Role
X	Delete the character at the cursor location
Nx	Delete the following n characters of the cursor
Dd	Delete Row of cursor, NDD delete n rows
Dg	Delete the line of the cursor to the end of the file line
D	Delete the cursor at the end of the line
: n1,n2d	Delete a specified range of rows

6. Copy and cut commands

Command	Role
Yy	Copy when moving forward
Nyy	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 the current cursor row or line

7. 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

8. Save and Exit commands

Command	Role
: W	Save changes
: w filename	Save as specified file
: Wq	Save changes and exit
Zz	Shortcut keys, save changes and exit
: q!	Do not save changes to exit
: wq!	Save changes and exit (file owner and root can be used)

9. Tips

1) Import command execution result: r! command

2) Define shortcut key: Map Shortcut Trigger command

Example: Map ^p i#<esc>

Map ^b 0x

3) Continuous line comment: n1,n2s/^/#/g

: n1,n2s/^/#//g

: n1,n2s/^/\/\//g

4) Replace

: AB MyMail 123456@qq.com

Text editor Vim