Vim Text Editor

Three main modes:

Command mode (default): Move cursor, cut/paste text

Insert (Edit) mode: Modify text

Extended Command mode: Save, exit, etc.

ESC key to exit the current mode

ESC key always returns to command mode

Mode conversion:

Command mode---insert mode

I:insert, enter at the cursor position

I: Input at the beginning of the line where the current cursor is located

A:append, enter after cursor location

A: Enter at the end of the line at the current cursor

O: Opens a new line below the line where the current cursor is located

O: Opens a new line above the line where the current cursor is located

Insert mode----> Command mode

Esc

Command mode----> Extended mode

:

Extended mode----> Command mode

Esc

Extended mode:

: Q exit

: q! Force exit, discard the modifications made

: Wq Save Exit

: X Save exit

Command mode:

shift+^: Jumps to the first non-whitespace character at the beginning of a line;

0: Jump to the beginning of the line

shift+$: Jump to end of line

#G, extension mode: #: Jump to line specified by #

G: Last line

1G, GG: First line

Command mode Flip screen operation

CTRL+F: Flip a screen to the end of the file

CTRL+B: Flip a screen to the file header

Character editing:

X: Delete the character at the cursor;

#x: Delete the # characters at the beginning of the cursor

Delete command:

D: Delete command, can be combined with the cursor jump character, to achieve range deletion;

d$: Delete to end of line

d^: Delete to non-empty header

D0: Delete to the beginning of the line

DD: Delete the line where the cursor is located

#dd: Multi-line deletion

D: Always delete from the current cursor position to the end of the line, leaving blank lines, equivalent to d$

Copy command:

y^: Copy to non-empty header

y$: Copy to end of line

Y0: Copying to the beginning of the line

YY: Copying rows

#yy: Copying Multiple lines

Y: Copy Entire row

Paste command (P, paste):

P: If the buffer is an entire row, paste the current cursor below the row, or paste it at the end of the current cursor.

P: If the buffer is an entire row, the current cursor is pasted above the row, otherwise, it is pasted to the front of the current cursor position.

Address delimitation:

: Start_pos,end_pos

#: The specific # line, for example, 2 means line 2nd;

#,#: From the left # indicates the line start, to the right # indicates the end of the line

#,+#: The start of the line from the left #, plus the number of rows on the right # representation

: 2,+3 = 2 to 5 rows

.: When moving forward

$: Last line

., $-1 current line to penultimate line

%: Full text, equivalent to 1,$

Extended mode: Find and replace

S: Complete the Find and replace operation in extended mode

Format: s/What to look for/replace with content/modifiers

What to look for: Available modes

Replace with: cannot use mode, but can use \1, \2, ... You can also use the "&" reference to find the entire contents of the previous lookup

Modifier:

I: Ignore case

G: global substitution; By default, each row replaces only the first occurrence of the

GC: Global substitution, asking before each replacement

Find separators in substitutions/can be replaced with other characters, such as

[Email protected]/[email protected]/[email protected]

s#/boot#/#i

Instance:

1. Copy the/etc/rc.d/init.d/functions file to the/tmp directory, and add a # number to the beginning of the line beginning with a blank character for each line of/tmp/functions with the Find replacement command

[Email protected] ~]# cp/etc/rc.d/init.d/functions/tmp/

[Email protected] ~]# vim/tmp/functions

Execute in Extended mode:

:%[email protected]^[[:space:]]\[email protected]#&@

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2, replace the/etc/sysconfig/init in/tmp/functions file is/var/log;

[Email protected] ~]# vim/tmp/functions

Execute in Extended mode:

:%[email protected]/etc/sysconfig/[email Protected]/var/[email protected]

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This article from "Progress a little every day" blog, declined reprint!

Vim Text Editor