liunx edit file command

vi filename : open or create a new file and place the cursor at the beginning of the first line 
vi n filename : open the file and place the cursor at the beginning of the nth line 
vi filename : open the file and place the cursor at the beginning of the line 
vi /pattern filename : open the file and place the cursor at the first string that matches pattern 
vi -r filename : the system crashed while editing with vi last time, restore filename 
vi filename....filename : open multiple files, Edit in sequence 
 
Move cursor class command 
 
h: cursor moves left by one character 
l: cursor moves right by one character 
space: cursor moves right by one character 
Backspace: cursor moves left by one character 
k or Ctrl p: cursor moves up one line 
j or Ctrl n: cursor Move down one line 
Enter: move the cursor down one line 
w or W: move the cursor right one word to the prefix 
b or B: move the cursor left one word to the prefix 
e or E: move the cursor right one word to the end 
): move the cursor to the End of sentence 
( : the cursor moves to the beginning of the sentence 
}: the cursor moves to the beginning of the paragraph 
{: the cursor moves to the end of the paragraph 
nG: the cursor moves to the beginning of the nth line 
n: the cursor moves down n lines 
n-: the cursor moves up n lines 
n$: Move the cursor to the end of the nth line 
H: Move the cursor to the top line of the screen 
M: Move the cursor to the middle line of the screen 
L: Move the cursor to the screen line
0: (note the number zero) Move the cursor to the beginning of the current line 
$: Move the cursor to the end 
 
of the current line Screen scrolling commands 
 
Ctrl u: Turn to the beginning of the file by half a screen 
Ctrl d: Turn to the end of the file by half a screen 
Ctrl f: Go to the end of the file Flip a screen 
Ctrl+b; flip to the first screen of the file 
nz: scroll the nth line to the top of the screen, if n is not specified, scroll the current line to the top of the screen. 
 
Insert text command 
 
i: before the cursor 
I: at the beginning of the current line 
a : after the cursor 
A: at the end of the current line 
o: open a new line below the current line 
O: open a new line above the current line 
r: replace the current character 
R: replace the current character and the characters after it, until you press the ESC key 
s : Starting from the current cursor position, replace the specified number of characters with the input text to 
 
save the command 
 
Press ESC to jump to the command mode , then: 
 
:w Save the file without exiting vi 
:w file Save the changes to the file separately without exiting vi 
:w! force save, do not launch vi 
:wq save file and exit vi 
:wq! force save file, and exit vi 
q: do not save file, exit vi 
:q! do not save file, force quit vi 
:e! discard all Modify, start editing from the last time you saved the file 
 
, press Enter, ok! 
 
Enter the vi command
 
vi filename : open or create a new file and place the cursor at the beginning of the first line 
vi n filename : open the file and place the cursor at the beginning of the nth line 
vi filename : open the file and place the cursor at the beginning of the line 
vi /pattern filename : open the file and place the cursor at the first string that matches pattern 
vi -r filename : the system crashed while editing with vi last time, restore filename 
vi filename....filename : open multiple files, Edit in 
  sequence www.2cto.com  
 Move cursor class command 
 
h: cursor moves left one character 
l: cursor moves right one character 
space: cursor moves right one character 
Backspace: cursor moves left one character 
k or Ctrl p: cursor moves up one line 
j or Ctrl n: move the cursor down one line 
Enter: move the cursor down one line 
w or W: move the cursor right one word to the prefix 
b or B: move the cursor left one word to the prefix 
e or E: move the cursor right one word to the end of the word 
) : move the cursor to the end of the sentence 
( : move the cursor to the beginning of the sentence 
}: move the cursor to the beginning of the paragraph 
{: move the cursor to the end of the paragraph 
nG: move the cursor to the beginning of the nth line 
n: move the cursor down n lines 
n-: move the cursor up n line 
n$: the cursor moves to the end of the nth line 
H: the cursor moves to the top line of the screen 
M: the cursor moves to the middle line of the screen
L : Move the cursor to the screen line 
0: (note the number zero) Move the cursor to the beginning of the current line 
$: Move the cursor to the end of the current line 
  www.2cto.com  
 Screen scrolling commands 
 
Ctrl u: Scroll half a screen to the beginning of the file 
Ctrl d: Scroll half a screen to the end 
of the file Ctrl f: Scroll one screen to the end of the file 
Ctrl+b; turn one screen to the beginning of the file 
nz: Scroll the nth line to the top of the screen, if n is not specified, scroll the current line to the top of the screen. 
 
Insert text commands 
 
i: before the cursor 
I: at the beginning of the current line 
a: after the cursor 
A: at the end of the current line 
o: open a new line below the current line 
O: open a new line above the current line 
r: replace the current character 
R: replace the current character and the characters after it, until you press ESC key 
s: starting from the current cursor position, replace the specified number of characters with the input text 
 
Save the command 
 
Press the ESC key to jump to the command mode , then: 
  www.2cto.com  
 :w Save the file but don't exit vi 
:w file save changes to file separately, don't exit vi 
:w! force save, do n't exit vi 
:wq save file and exit vi 
:wq! force save file and exit vi 
q: don't save file, Quit vi 
:q! Force quit vi without saving the file
:e! Abandon all changes and start editing from the last time the file was saved