VIM editor knowledge summary

1. Three models

Input vi/vim <filename> You can enter a file （ Whether this file exists or not ） Command mode of , Input wq Wait for the baseline command to exit the file command mode .

Schematic diagram of working mode

• Command mode

  Input i o a Wait to enter the input mode ;

  Input : You can enter the baseline command mode

• The input mode

  except Esc Out of bond , Other keys are input ;

  Press Esc Key to exit the input mode , Enter command mode .

• last line node

  Operation command with enter End the baseline command mode ;

  Press Esc Key to exit the input mode , Enter command mode .

2. Introduction to commands in different modes

2.1 Command mode

• Move the cursor

  0 Numbers 0, Move to the first character of this line

  $ Move to the last character of this line

  G Move to the last line of this file

  nG n Integers , Move to this file n That's ok

  gg Move to the first line of this file , amount to 1G

  n<Enter> n Integers , Subject to the current behavior , Move down the n That's ok

• Search for replacement *

  /word Search under the cursor for a name word String

  n Continue to find the content of the search string in the previous step

  N Continue to look up the search string content of the previous step

• Copy 、 Paste and delete **

  x,X x Indicates that the cursor is deleted The last character ;X Indicates that the cursor is deleted Previous character

  dd Delete the current line of the cursor

  ndd n Integers , Delete the downward position of the cursor n That's ok （ Start with the line where the cursor is ）

  yy Copy the current line of the cursor

  nyy n Integers , Copy cursor down n That's ok （ Start with the line where the cursor is ）

  p,P p To paste the copied data to the next line under the cursor , P Is pasted onto the upper line of the cursor

  u Recover the previous action

  Ctrl+r Redo the previous action

  . decimal point , Repeat the previous action

2.2 Relevant buttons for switching from command mode to input mode

• Enter input mode

  i Enter... From the current cursor

  I Enter

  a Start at the next character where the current cursor is

  A Enter at the last character of the current line

  o Lowercase letters o, At the current cursor Enter a new line at the next line

  O Capital o, Enter a new line on the previous line where the current cursor is

• Enter substitution mode

  r Replace a character where the cursor is

  R Always replace the text where the cursor is , Until pressed ESC until

• Exit input mode

  Esc Exit input mode , Go back to command mode

2.3 Switch the command mode to the bottom line command mode

• Commands such as saving and exiting files

  :w Save changes

  :q sign out vi Edit mode

  :wq Save the changes and exit vi Edit mode

  ZZ Capital letters z, Equate to :wq, Save the changes and exit vi Edit mode

  :<>! Add... After the order ! Number , Indicates a forced operation

• Line number display operation

  :set nu According to the line Numbers

  :set nonu Cancel the display line number

Reference documents

https://www.runoob.com/linux/linux-vim.html