Use of the VI command under Linux

1. Read and write status switch

A: Write

ESC: Read

2. Save and exit

Save: W

Exit: Q

Save exit: Wq

Add an exclamation mark to force save or exit: w!, q!

3. Jump to the end of the line

0: Jump to the beginning of the line

shift+$: Jump to end of line

4. Copy, cut/delete rows, paste

Single-line replication: yy

MultiRow copy: Nyy

Single-line cut/delete: DD

Multi-line Cut/delete: NDD

Paste: P

5. Find

/pattern: Find pattern Match string down

? pattern: Find pattern Match string up

N: Continue searching in the same direction

N: Continue searching in the opposite direction

Pattern can contain special characters, including spaces,/, ^, $, *,.

6. Replace

: s/vivian/sky/#替换当前行第一个 Vivian for Sky

: s/vivian/sky/g #替换当前行所有 Vivian for Sky

: N, $s/vivian/sky/#替换第 the first Vivian of each row in line n start to the last row is sky

: N, $s/vivian/sky/g #替换第 n lines start to the last row all Vivian for each row are sky

(n is a number, if N is., representing the beginning of the current line to the last row)

:%s/vivian/sky/# (equivalent to: g/vivian/s//sky/) replaces the first Vivian of each line as Sky

:%s/vivian/sky/g # (equivalent to: g/vivian/s//sky/g) replaces all Vivian in each row as Sky

7, display line number

: Set Nu

8. Comment Lines

Comment Line: #

9. Jump to a line

: LineNum

10, jump to the end of the file

Jump to end of file: Shift+g

Jump to the beginning of the file: GG

Finally attached an old picture, personally feel very useful

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Use of the VI command under Linux