Most common usage of vim editor

Vim There is 3 Mode used in ： this 3 The switching between the two modes can be illustrated by the following figure

Command mode

In the use of Vim When ordered , Enter command mode by default . Command mode is usually , Do some Whole row operation . The main commands are as follows ：

command	effect
dd	Delete （ shear ） The cursor is in the whole line
5dd	Delete （ shear ） Starting at the cursor 5 That's ok
yy	Copy the whole line where the cursor is
5yy	Copy from cursor 5 That's ok
n	Displays the next string to which the search command navigates
N	Display the last string to which the search command is located
u	Undo the last action
p	Delete the previous （dd） Or copy （yy） Paste the data after the cursor

Also commonly used is , Use G You can jump directly to the last line ,gg You can go to the first line .

Input （ edit ） Pattern

Mainly 3 Input methods ：

1. a（append Additional meaning ） Indicates that a bit is inserted after the current mouse
2. i （Insert Meaning of insertion ） Indicates to insert... At the current position of the current mouse
3. o（ Another line means ） Indicates that the mouse is on the line , Insert... In the next line

Last row mode

It is mainly used for preservation or sign out file , And settings Vim Editor working environment , It also allows users to execute external Linux Command or jump to a specific number of lines in the document being written .

The most common command :

• :wq Save and exit

• :q Exit without saving ,:q! Forced exit , Discard all saves

command	effect
:set nu	According to the line Numbers
:set nonu	Don't show line numbers
: command	Execute the command
: Integers	Jump to the line
/one/two	Move the current cursor The first one in the line one Replace with two
/one/two/g	Move the current cursor All in the line one Replace with two
:%s/one/two/g	take All in the full text one Replace with two
? character string	Search the string from bottom to top in the text
/ character string	Search the string from top to bottom in the text

If you want to see , In all the documents , Can pass vim Order reenter , perhaps cat Output file content .