printf Man page

Resume Wikipedia de Printf

printf (pour l’anglais print formatted, soit ‘imprimer formaté’) est une commande Unix permettant de faire afficher une chaîne de caractères à l’écran.
C’est aussi un nom de fonction du langage C, et de nombreux autres langages informatiques permettant d’afficher une ou plusieurs variables de façon formatée dans le flux de sortie.

PRINTF(1) User Commands PRINTF(1)


printf – format and print data


printf OPTION


Print ARGUMENT(s) according to FORMAT, or execute according to OPTION:

–help display this help and exit

output version information and exit

FORMAT controls the output as in C printf. Interpreted sequences are:

\” double quote

\\ backslash

\a alert (BEL)

\b backspace

\c produce no further output

\e escape

\f form feed

\n new line

\r carriage return

\t horizontal tab

\v vertical tab

\NNN byte with octal value NNN (1 to 3 digits)

\xHH byte with hexadecimal value HH (1 to 2 digits)

\uHHHH Unicode (ISO/IEC 10646) character with hex value HHHH (4 digits)

Unicode character with hex value HHHHHHHH (8 digits)

%% a single %

%b ARGUMENT as a string with ‘\’ escapes interpreted, except that
octal escapes are of the form \0 or \0NNN

%q ARGUMENT is printed in a format that can be reused as shell
input, escaping non-printable characters with the proposed POSIX
$” syntax.

and all C format specifications ending with one of diouxXfeEgGcs, with
ARGUMENTs converted to proper type first. Variable widths are handled.

NOTE: your shell may have its own version of printf, which usually
supersedes the version described here. Please refer to your shell’s
documentation for details about the options it supports.


Written by David MacKenzie.


GNU coreutils online help:
Report printf translation bugs to


Copyright © 2016 Free Software Foundation, Inc. License GPLv3+: GNU
GPL version 3 or later .
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.



Full documentation at:
or available locally via: info ‘(coreutils) printf invocation’

GNU coreutils 8.25 February 2016 PRINTF(1)

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