| \a | Beep |
| \b | Backspace |
| \c | "Control" caracter. \cD = CTRL-D |
| \e | Escape |
| \f | Form feed |
| \l | Make the next letter lowercase |
| \n | New line, return. |
| \r | Carriage return. |
| \t | Tab. |
| \u | Make the next letter uppercase |
| \x | Enables hex numbers |
| \v | Vertical tab |
| \\ | Print backslash |
| \" | Print double quotes |
| \ | Escape next character if known otherwise print. Also allows octal numbers. |
| \L | Make all letters lowercase until the \E |
| \U | Make all letters uppercase until the \E |
| \Q | Add a backslash-quote to all the nonalphanumerics until the \E |
| \E | Terminates the effects of \L, \U, or \Q |
| \007 | Any octal ASCII value |
| \x7f | Any hexadecimal value |
| \cx | Control-x |