Shortcut keys available when terminal enters a Shell command

Edit command:

1. Ctrl–a move cursor to beginning of line
2. Ctrl–e move cursor to end of line
3. Ctrl–l Clear screen (function with clear command)
4. Ctrl–d Delete the character at the cursor location
5. Ctrl–t the character in the position of the cursor and the character before it is exchanged
6. Ctrl–k cut the character from the cursor position to the end of the line
7. Ctrl–u cut the character from the cursor position to the beginning of the line
8. Ctrl–y paste the characters deleted by the last two commands to the current cursor location

Search command:

1. Ctrl–r Search History Command
2. After the ctrl–j has been searched, press ctrl–j to copy the command to the current command line

Command history unfold:

1. !! Repeat the last command, and press the arrow key first and then enter the effect.
2. !number repeating the history command specifying number
3. !string repeating a history command beginning with a string
4. !? String repeatedly executes a history command with string

Shortcut keys available when terminal enters a Shell command