Linux VI command

General mode, edit mode, command mode.

General mode: The cursor is up or down. Line end $ beginning ^ and regular expression

Shift+g file last line "or command mode input $"

1 G: First line of file "or command mode input 1"

In fact the best way: non-editing mode G file the last line; GG is the first line of the file

Edit mode:

Press the I key

Del or BACKSPACE delete key

D1G Delete cursor to line 1th

DG Delete cursor to end

DD Delete When moving forward

[N]dd

Delete the cursor and the following n-line content

Command mode:

Press the ESC key

: q!

: wq!

: Set Nu

: 19 can be positioned directly to 19 rows

Linux VI command