Vi editor introduction, vi editor Introduction

Vi editor introduction, vi editor Introduction
Part 1: Mode

Three modes: Command mode (default mode), edit mode, and baseline command mode

Command mode --> edit mode (I/o/a/r)

Edit mode --> command mode (esc)

Command mode --> baseline command (:)

Baseline command --> command mode (esc)

I, lowercase, insert at current position

I, uppercase, insert at the beginning of the line

A, lower case, insert after current position

A, in upper case, insert at the end of the row

O, lower case, new row

O, in upper case, the previous line

S, in lower case. Delete the character of the cursor and insert it at the current position.

S. in upper case, delete the row where the cursor is located and insert the current row.

Part 2: Mouse

2.1 move the mouse

2.2 hjkl (bottom left)

First row of 2.3, end of row ^ $

2.4 first line of the file, end line gg, G

2.5 integer + G

2.6 A word w and B can be used with N in the next word.

Part 3: copy and paste commands

3.1 yy: copy a row

3.2 10yy, copy 10 rows

3.3 yw, copy a word

3.4 million, copy 10 words

3.5 p pre-paste P post-paste

3.6 dd delete a row 10dd Delete 10 rows

3.7 dw Delete word 10dw Delete ten words

3.8 x Delete the current character

The deletion of 3.9 vi is equivalent to cutting. You can paste it after executing the p command.

Part 4: undo

4.1 u for revocation

4.2 ctrl + r redo

4.3. Repeat the last command

4.4 J Merge multiple rows

Part 5: bottom-line command mode

5.1: w, saved directly

5.2: w file, save as new file

5.3: wq !, Force save and exit

5.4: q !, Force exit

Part 6: search and replace

6.1/down search

6.2 search up

6.3: s/search/replace

6.4: s/search/replace/g full-text replace

6.5: % s/search/replace in-row replacement

6.6: setnu display row number

Part 7: Configuration

7.1 global configuration vi/etc/virc

7.2 user configuration vi ~ /. Vimrc