RHCE7 the use of the Learning Note 4--vim Editor

1. gedit Graphic Editing file

2, vim operation of a file, if the file exists is opened, if the file does not exist, it will be created:

[[email protected] ~]# vim XX

3. Three modes of VIM:

(1) command line mode;

(2) Insert mode:

(3) the last line mode;

When using Vim to open an edit file, the default is the command line mode:

4. When editing a file, go to insert mode from the command line and press the following key to enter:

• I, enter from the current cursor;

• A, enter from the next character of the current cursor;

• O, insert the next line in the current row;

• I, jumping from the current cursor to the beginning of the bank and entering;

• A, jump to the end of the bank and enter;

• O, insert one line on the previous line of the bank;
  

• R, replacing the current character;
  

• R, replacing the current character and jumping to the next character;
  

• Number+g: Jumps to the specified line, such as 10G jumps to the 10th row, GG jumps to the last row, GG jumps to the first line;
  

• Number+yy: Copy the number of rows down the current line, press p on any line to paste;
  

• NUMBER+DD: Cuts the number of rows down the current line, pressing p on any line;
  

• U: Undo the previous operation;
  

• Ctrl+r: Restore the previous operation;
  

• Ctrl + V: Enter the visual block mode, move up and down through the cursor, select the contents, press Y to copy the selection, press paste at any location;

• Quickly add comment # at the beginning of the line, move the cursor to the beginning of the line, then press I to start position, press #, press ESC to exit

#abrt: X:173:173::/etc/abrt:/sbin/nologin#pulse:x:171:171:pulseaudio System daemon:/var/run/pulse:/sbin/nologin# Gdm:x:42:42::/var/lib/gdm:/sbin/nologin#gnome-initial-setup:x:993:991::/run/gnome-initial-setup/:/sbin/nologin

• : Split: Enter split-screen mode, Ctrl+w W can switch between the upper and lower screen;

To see the detailed help for VIM, you can enter Vimtutor.

650) this.width=650; "src="/e/u261/themes/default/images/spacer.gif "style=" Background:url ("/e/u261/lang/zh-cn/ Images/localimage.png ") no-repeat center;border:1px solid #ddd;" alt= "Spacer.gif"/>

5, the last row of the file to save, find, property settings, replacement and other operations

• Enter the last line mode, ESC from INSERT INTO command mode, enter: (or/, commonly used to find, n search from top to bottom, N to look up from below)

• Save: Wq Save and exit, or X;
  

• Forced exit: q! Does not save the file modification content;
  

• Display line number: Set Nu, if the default display line number, you need to modify the home directory under the VIMRC file or/ETC/VIMRC, do not create a file, insert a row set Nu;
  

• Toggle the specified line: Enter the line number directly;
  

• Replace: 1, $s/old/new/g replace global all
  

• M,ns/old/new/g replaces all matches of m rows to n rows,. Represents the current line, $ represents the last row, $-1 represents the penultimate row, and (1,$) can also use% substitution, which is the full text. If there are special characters in the content to match, such as/,*, you need to add the escape character in front \
  

• You can use s#old#new# with the # delimiter, and the special characters do not need to be escaped;
  

• Look below the backslash, and if you want to ignore the case, add \c after the lookup, for example:/servername\c
  

This article is from the "Ordinary Road" blog, please be sure to keep this source http://linjohn.blog.51cto.com/1026193/1598075

RHCE7 the use of the Learning Note 4--vim Editor