Shell shortcut keys

Shell shortcut keys

Try all the CTRL keys in bash and summarize the following (all keys that appear below are CTRL key combinations):

1. U K Y

U remove the previous characters from the cursor (not included)

K Delete the next character of the cursor (including)

Y Glue the characters you just removed

2. D H

D Delete the character at the cursor

H remove one character before the cursor

3. A E

A move the cursor to the beginning of the line

E move the cursor to the end of the line

4. F B

F move the cursor to the right one character's position

b move the cursor to the left one character position

5. N P

N Next command

P Previous Command

6. L

L Clear Screen

7. R

R Search for previously entered commands

8. T

T replaces the position of the character at the cursor and the previous character of the cursor

Basic:

Use the up and down keys to see the history of commands

Modify content around the key area

Tab completion command name or directory, file name, not the only multiple press 2 times, will come out of the list

!ls repeat the last command that starts with ' ls ', if ls-l and then Ls-lcrt, then!ls, equivalent to LS-LCRT

LS Abc.txt

VI!$

The second line of VI!$ is equivalent to the abc.txt,!$ of the previous command, and ' $ ' is the last row, column, and so on the context.

CTRL key combination

CTRL + A: The cursor moves to the beginning of the line.

CTRL+B: The cursor moves left one letter

CTRL + C: kills the current process.

Ctrl+d: Exits the current Shell.

Ctrl+e: The cursor moves to the end of the line.

Ctrl+h: Deletes the previous character of the cursor, same as the BACKSPACE key.

Ctrl+k: Clears the contents of the cursor to the end of the line.

Ctrl+l: Clear screen, equivalent to clear.

Ctrl+r: Search for previously played commands. There will be a hint to search for the history of bash based on the keywords you entered

Ctrl+u: Clears all content before the cursor to the beginning of the line.

Ctrl+w: Remove a word before the cursor

Ctrl+t: Swap two characters before the cursor position

Ctrl+y: Paste or restore the last delete

Ctrl+d: Delete the letter of the cursor, note the difference between backspace and ctrl+h, and these 2 are the characters before the cursor is deleted.

CTRL+F: Cursor Right Shift

CTRL + Z: Move the current process to the background and use the ' FG ' command to recover. Like top-d1 then CTRL + Z, into the background, then FG, re-restore

ESC Combination

Esc+d: Delete A word after the cursor

Esc+f: Jump Right One word

Esc+b: Jump to the left one word

Esc+t: Swap The two words before the cursor position.

Ctrl+p repeat the last command

CTRL + a jumps to the first character

Ctrl+x, but press again to return to the original position.

Ctrl+b move forward one character without deleting the character case

Ctrl+h Delete the previous character

Ctrl+u all characters before the prompt is deleted

Ctrl+w Ibid.

Ctrl+d Delete prompt after a character or exit or logout

Ctrl+e go to character trailing

Ctrl+f move back one character

Ctrl+k Remove all characters after a prompt

Ctrl+k Cancel

Ctrl+r looking forward to used commands

Ctrl+o ctrl+y Ctrl+i Crtl+m These 4 don't understand how to use

<TAB> Command Completion

Ctrl-i is equivalent to pressing the TAB <TAB> key

Ctrl-w does not delete all characters before the cursor, it deletes a word before the cursor

Ctrl-p is recall out the last command <===> Ctrl-n is recall out the next command

ESC-F cursor forward one word

Esc-b cursor to step backward one word

Ctrl-m equals the Enter key

Ctrl-o equals the Enter key

CTRL-V enables the next special character to be inserted in the current position, such as Ctrl-v <TAB> can

Inserts a <TAB> character at the current position, whose ASCII is 9, otherwise the general press <TAB> result is the command to be padded

Ctrl-c undo the editing of the current command line, starting with another line.

Ctrl-s temporarily freezes the input of the current shell

CTRL-Q Thaw

Esc-c the first letter of the next word, while the cursor advances a word, such as when the cursor rests on a letter of the word, such as the O letter in Word, the O letter is capitalized. And not W.

Esc-u the next word all the letters into uppercase, while the cursor forward a word, ditto, such as the cursor on the O letter, then ord to uppercase, W unchanged.

Esc-l with Esc-u, but makes it all lowercase.

Shell shortcut keys