Emacs Common Commands

1. Leave Emacs

Suspend Emacs	C-z
Exit Emacs	C-x c-c

2. Documents

Open File	C-x c-f
Save File	C-x c-s
Save all the files	C-x s
Inserts the contents of a file into the current buffer	C-x I
Replace the current file with the content of the file you need	C-x c-v
Writes the current buffer content to the file you want to save	C-x c-w
Sets the current buffer to read-only mode	C-x C-q

3. Get help

Open Emacs Tutorial	C-h T
Switch to the current window	C-x 1
Search for help documents that contain a string	C-h A
Search Help documents for a set of shortcut keys	C-h K
Search Help documents for a function	C-h F
Get the current mode information	C-h m
Query all shortcut keys that start with C-x	C-x c-h
Prompt to enter a key combination that shows what command the key combination is bound to.	C-h C
Browse Info Info	C-h I
300 recently entered combination keys	C-h L
View Bindings Hotkey	C-h b

4. Error recovery

Terminates the current command input	C-g
Recover lost files when the system crashes	M-x recover-session
Undo Action	C-x u,c-_,c-/
Restore buffer to the original content	M-x Revert-buffer
Clear Screen	C-l

5. Incremental Search

Forward Search	C-s
Back to search	C-r
Find State Toggle Case Sensitive	M-c
Find State Auto Match	M-tab
Find status go to find help	C-h c-h
Find status cuts the cursor until the end of the line to the lookup area	C-w
Find status copies the cursor until the end of the line to the lookup area	C-y
Find status Copy the last item in the kill ring to the lookup area	M-y
Find State Delete Lookup area last character	C-m-w
The lookup state copies the characters at the cursor to the lookup area at the end	C-m-y
Make a simple search forward	C-s Ret
Make a simple search backwards	C-r Ret
Forward phrase search	M-s W
Forward phrase lookup (non-incremental)	M-s W Ret
Phrase lookup backwards (non-incremental)	M-s W c-r Ret
Forward Regular Lookup	C-m-s
Make regular lookups backwards	C-m-r
Full text replacement	M-x replace-string
Full-text regular replacement	M-x Replace-regexp
Find replacements	M-x Query-replace
Go to recursive editing	M-x Recursive-edit
Exit Recursive edits	M-x Abort-recursive-edit
Exit Recursive edits	M-x top-level

6. Mobile

Move in a character unit	C-f, C-b
Move in a word unit	M-f, M-b
Move to the beginning of the line, at the end	C-a, C-E
Move to the first non-whitespace character	M-m
Move to the head of the sentence, end of sentence	M-a, M-E
Move to paragraph header, end of paragraph	m-{, M-}
Page	C-v, M-v
To file header and end of file	M-<, m->
To the nth byte of the file	M-x Goto-char
To the nth line of the file	M-x Goto-line,m-g G
Set Goal-column	C-x C-n
Cancel Goal-column	C-u C-x C-n
Jump to the top of the function	C-m-a
Skip to function end	C-m-e
Jumps to the next sibling syntax structure	C-m-f
Jumps to the previous sibling syntax structure	C-m-b

7. Delete

Delete in character units	DEL, c-d
Delete as a word	M-del, m-d
Delete in behavior unit	M-0 c-k,c-k
Delete as a paragraph	C-x del,m-k
Shear	E-1
Copy	M-w
Paste	C-y
Use the last cut content to paste	M-y

8. Mark

Set a marker from the cursor	[Email PROTECTED],C-SPC
Swap cursor position and mark	C-x C-x
Mark Words	[Email protected]
Mark a paragraph	M-h
Markup page	C-x c-p
Mark Sexp Chunks	[Email protected]
Tag function	C-m-h
Mark Entire buffer	C-x h

9. Replace

String substitution	m-%
Regular expression substitution	c-m-%
Replace mode next one replace	Spc,y
Replace only one in the replacement mode	,
Replacement mode does not replace the current direct jump to the next	Del,n
Replace all in the replacement mode	！
Exit Replacement Mode	Ret

10. Multiple window

Close other window (frame) to display only the cursor window	C-x 1, c-x 5 1
Split window horizontally	C-x 2
Split window vertically	C-x 3
Open a new frame	C-x 5 2
Close the current window (frame)	C-x 0,c-x 5 0
Scrolling other Window	C-m-v
Switch to another window (frame)	C-x o,c-x 5 O
Switch to another buffer	C-x 4 B
Display buffer in other window	C-x 4 C-o
Open a file in another window	C-x 4 F
Open a read-only file in another window	C-x 4 R
Open a table of contents in another window	C-x 4 D
Look for tags in other windows	C-x 4.
Extrude window down	C-x ^
Zoom left Window	C-x {
Pull the big window to the right	C-x}

11. Formatting

Indent (dependent mode)	TAB
Area indent (dependent mode)	C-m-\
Sexp indent (dependent mode)	C-m-q
Add Comment	m;
Add a new line after the cursor	C-o
Delete a blank letter	C-x C-o
Remove all whitespace around the cursor	M-\
Set appearance	M-o

12. Case

Word capitalization	M-u
Word lowercase	M-l
Capitalize first letter	M-c
Area uppercase	C-x C-u
Area lowercase	C-x c-l

13.MiniBUffer

Complement the whole	TAB
Complete Word	Spc
Perform	Ret
Show possible executions	？
Last Minibuffer input	M-p
Input of the last Minibuffer	M-n
Search Backwards in Minibuffer	L-s
Search forward in Minibuffer	M-s
End the input in the Minibuffer	C-g

14.Buffer

Select buffer	C-x b
List all the buffer	C-x C-b
Close Current buffer	C-x K

15. Replacement

Displace character	C-t
Replace Word	M-t
Displacement line	C-x C-T
Displace Sexps Area	C-m-t

16. Spell Check

Current Word spelling check	m-$
Word Check in area	M-x ispell-region
Word Check in buffer	M-x Ispell-buffer

17.Tag

Find a tag	M-.
Find Next Tag	C-u m.
Specify a tag file	M-x visit-tags-table
Recursively search the entire tag file	M-x Tags-search
Tag Lookup substitution	M-x Tags-query-replace
Continue the last tag find or replace	M-,

18.Shells

Execute a shell command	m-!
Executing shell commands in the current zone	m-|
Open a Shell window	M-x Shell

19. Rectangular area

Copy a rectangular region to a register	C-x R R
Delete a rectangular area	C-x R K
Paste an area	C-x R y
Insert a rectangular block, the word aligns move	C-x R O
Clears a rectangular block to make it a white space character	C-x R C
Inserts the specified character in the selected rectangular block	C-x R T

20. Abbreviations

Add global abbreviation	C-x A G
Add an abbreviation for a mode	C-x a L
Dynamically extending the previous word	m-/

21. Regular Expressions

Replace any character except line break	.
Replace 0 or more characters	*
Replace 1 or more characters	+
Replace 0 or 1 characters	？
Regular expression character C	\c
Or	\|
Group	\(\)
Header	^
End of Line	$
The first word	\<
End of Word	\>
Buffer Head	\‘
Buffer tail	\‘
Group of characters included	[...]
Group of characters not included	[^...]

22. Character Encoding

Setting up the language environment	C-x RET L
Display Input Method	M-x List-input-methods
Turn off IME on	C-\
Setting up an encoding environment	C-x RET C
Display Coding System	M-x List-coding-systems
Choose your preferred Coding system	M-x Prefer-coding-systems

23.Info

Enter Info document	C-h I
Search for specific functions and variables in the info document	C-h S

24. Register

Save the current zone to a register	C-x R S
Inserting the contents of the register into buffer	C-x R I
Save current point to register	C-x R SPC
Jump to a register	C-x R J

25. Key Macro

Start defining key macros	C-x (
End key Macro definition	C-x)
Perform the last defined key macro	C-x E
Add to the last key macro	C-u C-x (
Name the last key macro	M-x Name-last-kbd-macro
Inserting a Lisp definition in buffer	M-x Insert-kbd-macro

26. Handling Commands with Elisp

Executes a LISP statement at the current point	C-x C-E
Executing the current function	C-m-x
Executing the current zone	M-x eval-region
Reads commands from Minibuffer and executes	M:
Load the standard system library	M-x load-library

27. Simple Configuration

Open the Configuration page	M-x Customise
Set Key Bindings	(Global-set-key (kbd "C-c g") ' Search-forward)

28. Writing Commands

command to write a template

(Defun command-name (args) "Documention" (interactive "template") body)

Emacs Common Commands