فهرستی از نمادهای بک اسلش ( backslash ) که توسط زبان برنامه نویسی Ruby پشتیبانی می شوند ، در زیر ارائه شده است
Notation Character represented
\n Newline (0x0a)
\r Carriage return (0x0d)
\f Formfeed (0x0c)
\b Backspace (0x08)
\a Bell (0x07)
\e Escape (0x1b)
\s Space (0x20)
\nnn Octal notation (n being 0-7)
\xnn Hexadecimal notation (n being 0-9, a-f, or A-F)
\cx, \C-x Control-x
\M-x Meta-x (c | 0x80)
\M-\C-x Meta-Control-x
\x Character x
Notation Character represented
\n Newline (0x0a)
\r Carriage return (0x0d)
\f Formfeed (0x0c)
\b Backspace (0x08)
\a Bell (0x07)
\e Escape (0x1b)
\s Space (0x20)
\nnn Octal notation (n being 0-7)
\xnn Hexadecimal notation (n being 0-9, a-f, or A-F)
\cx, \C-x Control-x
\M-x Meta-x (c | 0x80)
\M-\C-x Meta-Control-x
\x Character x