VI basic operations (1)-Basic editing commands

Command mode	Or/or? Or no prefix. Press ESC to return to the command mode.
Text mode	Input text, press I to enter the input mode

 

Direction Control	Down from left H, J up K, right l
Insert	I insert before the current position I insert before the current row A is appended after the current position A appended to the current row O generate a new line after the current row O generate a new line before the current row
Save	: W
Exit	: Q
Save and exit	: WQ or ZZ
Force	: Q! : WQ!
Jump	First line 0 $ End of line W. Next word B. Previous word E word ends
Delete	X Delete the current character 5x Delete 5 Dd delete current row 5dd Delete 5 rows
Rollback	Recent uundo operations All uundo operations on the current row
Replacement	R changes from the current position (input mode) R replaces the current character (in command mode)
. (Point)	Repeat the last command to change the text
Help	: Help : Help WQ query WQ help