mirror of https://github.com/CrimsonTome/tldr.git
21 lines
516 B
Markdown
21 lines
516 B
Markdown
|
# Exclamation mark
|
||
|
|
|
||
|
|
> Bash builtin to substitute with a command found in history.
|
||
|
|
> More information: <https://www.gnu.org/software/bash/manual/bash.html#Event-Designators>.
|
||
|
|
|
||
|
|
- Substitute with the previous command and run it with sudo:
|
||
|
|
|
||
|
|
`sudo !!`
|
||
|
|
|
||
|
|
- Substitute with a command based on its line number found with `history`:
|
||
|
|
|
||
|
|
`!{{number}}`
|
||
|
|
|
||
|
|
- Substitute with a command that was used a specified number of lines back:
|
||
|
|
|
||
|
|
`!-{{number}}`
|
||
|
|
|
||
|
|
- Substitute with the most recent command that starts with `string`:
|
||
|
|
|
||
|
|
`!{{string}}`
|