Introduction to Vim

Introduction to Vim

• To install the Vim method:

1. yum install -y vim-enhanced
2. yum install -y vim*
3. yum install -y vim"Vim-related packages will be installed, including vim-enhanced"
   Vim +n "n refers to the number of rows in the cursor"
   Command mode: Set NU Displays the number of rows of the edited content

• Vim three modes (general mode, command mode, edit mode)

2. General mode:

   • Cursor Movement:
     kjMove Up h l 10k 10 rows up, down, left, and right
     ctrl+fPage Down
     ctrl+bPage UP
     ggMove to First line
     GMove to the last line " 45G move to Line 45th"
     $Move to end of line
     0Move to the beginning of the line "move to the ^ 0 beginning of the line ^ to a non-whitespace first character"

   • Copy Cut paste
     xRemove backward
     XDelete " 4x Delete 4 characters backwards, can I x paste?" 】
     Dis to delete rows
     ddDelete the specified line " 3d Delete 3 lines Here Delete, actually is cut"
     pPaste in the following line
     PPaste in line above
     uUndo Restore, ctrl+r revert undo "u can restore up to 50 times"
     yyCopy entire line "3yy copied 3 Rows"
     vVisual mode, then use K J H l to select the characters you want to manipulate

4. Edit mode
   Enter edit mode:
   iBefore entering the cursor
   IEnter the beginning
   aAfter entering the cursor
   AEnter End of line
   oAnother line under the cursor
   OAnother line on the cursor
   ESC exits edit mode

6. VIM command line mode
   • Related commands
     wSave
     qExit
     !Mandatory execution
     set nuShow line Numbers
     set nonuClose line number
     nohlCancel highlighting
   • Find
     /Find what "look n N up"
     ？Find what "n look up, n look down"
   • Replace
     Format: 1,20s/ip/ip/g
     1,201 to 20 rows ( 1,$ entire document for all lines % )
     IPTo be replaced.
     ipSubstituted characters
     gThe global has no g more than one substituted character in a row, replacing only one
   • Special mode substitution:
     Replacing a directory with an /IP/123/ IP
     1,20s/\/IP\/123\//ip/g
1,20s#/IP/123/#ip#g

Introduction to Vim