(d) Text editor Vim/vi

VI and VIM are both text editor, the difference is that Vim is the upgrade version of VI, it is not only compatible with all VI directives, but also some new features in it.

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

Vim/vi no menus, only commands

　Vim/vi Three modes of operation:

One, Common command 1, insert command

Insert Command

Command	Role
A(append)	Append text after the cursor
A	Append text at the end of our line
I(insert)	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

2. Positioning commands

position Command

Command	Role
h, direction left button	Move left one character
J, the direction of the key	Move down one line
k, the direction of the key	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(High)	Move to upper Screen
M(middle)	Move to the center of the screen
L(Low)	Move to the bottom of the screen
: Set Nu	Set line number
: Set Nonu	Cancel line number
Gg	To the first line
G	To the last line
NG,: N	to Nth row

3. Delete command

Delete command

Command	Role
X	Delete the character at the cursor location
Nx	Delete the first n characters at the cursor location
Dg	Delete the content at the end of the file where the cursor is located
D	Delete from the cursor to the end of the line
: n1,n2d	Delete rows of the specified range (N1~N2)

4. Copy and Cut commands

Copy and Cut commands

Command	Role
yy,Y	Copy the current cursor in the row
Nyy,NY	Copy n rows from the row where the current cursor is located
Dd	Cuts the current cursor in the row
Ndd	Cuts n rows from the row where the current cursor is located
P(paste)	Paste below the line where the current cursor is located
P	Paste on the line where the current cursor is located

5. Replacement and Revocation orders

Replace and REVOKE commands

Command	Role
R(replace)	The character at which the cursor is replaced
R	To replace a character from where the cursor is, press ESC to end
U(undo)	Undo previous Action

6. Search and Replace commands

Search and Replace commands

Command	Role
/string	Searches backward for the specified string Press N to jump to specify where the next string appears Press N to jump to the specified position where the previous string occurred Ignore case when searching : Set IC
:%s/old/new/g	Replace the specified string with the full text (replace old with new)
: n1,n2s/old/new/g	Replace a specified string within a certain range (N1~N2)

7. Save and Exit commands

Save and Exit commands

Command	Role
: W	Save changes
: w New_filename	Save as specified file
ZZ,: Wq	Save changes and exit
: q!	Do not save changes to exit
: wq! (Administrator root only or The owner of the file can use it)	Save changes and exit Read-only properties of the file can be ignored

Vim/vi Broad and profound, beginners will feel very complex and inefficient operation, but when you fully familiar with it, you will feel it is simply an artifact, using it can greatly improve the efficiency of our code code.

This is a you do not need to use the mouse, do not need to use the keypad, just need to use the large keyboard to complete a lot of complex function text editing editor, otherwise, Visual Studio will not have vim plug-in. Learning Vim is just like learning to play the piano, and once learned, the benefits are endless.

There is also a good article about Vim here, want to learn more can take a look at

http://mp.weixin.qq.com/s?__biz=MjM5OTMxMzA4NQ==&mid=209275637&idx=2&sn= 1b6e279e33a0e161ac94458808497eb2

(d) Text editor Vim/vi