\a					ASCII bell character

\d					Date in "Tue May 26" format

\D{format}				The format is passed to strftime(3) and the result is inserted into the prompt string; an empty format results in a locale-specific time representation; braces are required

\e					ASCII escape character (033)

\h					Hostname up to the first '.'

\H					Hostname

\j					Number of jobs currently managed by the shell

\l					Basename of the shell’s terminal device name

\n					Newline

\r					Carriage return

\s					Name of the shell, the basename of $0 (the portion following the final slash)

\t					Time in 24-hour HH:MM:SS format

\T					Time in 12-hour HH:MM:SS format

\@					Time in 12-hour am/pm format

\A					Time in 24-hour HH:MM format

\u					Username of current user

\v					Version of bash (e.g., 2.00)

\V					Release of bash, version + patch level (e.g., 2.00.0)

\w					Current directory, with $HOME abbreviated with a tilde

\W 					Basename of current working directory, with $HOME abbreviated with a tilde

\!					History number of this command

\#					Command number of this command

\$					If the effective UID is 0, a #, otherwise a $

\nnn					The character corresponding to the octal number nnn

\\					Backslash

\[					Begin a sequence of non-printing characters, which could be used to embed a terminal control sequence into the prompt

\]					End a sequence of non-printing characters