Friday, July 6, 2007

Date Command Manual

                               Date Manual
date [OPTION]... [+FORMAT]
date [-u|--utc|--universal] [MMDDhhmm[[CC]YY][.ss]]

Display the current time in the given FORMAT, or set the system date.

-d, --date=STRING
display time described by STRING, not `now'

-f, --file=DATEFILE
like --date once for each line of DATEFILE

-r, --reference=FILE
display the last modification time of FILE

-R, --rfc-2822
output date and time in RFC 2822 format

output date and time in RFC 3339 format. TIMESPEC=`date', `sec-
onds', or `ns' for date and time to the indicated precision.

-s, --set=STRING
set time described by STRING

-u, --utc, --universal
print or set Coordinated Universal Time

--help display this help and exit

output version information and exit

FORMAT controls the output. The only valid option for the second form
specifies Coordinated Universal Time. Interpreted sequences are:

%% a literal %

%a locale's abbreviated weekday name (e.g., Sun)

%A locale's full weekday name (e.g., Sunday)

%b locale's abbreviated month name (e.g., Jan)

%B locale's full month name (e.g., January)

%c locale's date and time (e.g., Thu Mar 3 23:05:25 2005)

%C century; like %Y, except omit last two digits (e.g., 21)

%d day of month (e.g, 01)

%H hour (00..23)

%I hour (01..12)

%j day of year (001..366)

%k hour ( 0..23)

%l hour ( 1..12)

%m month (01..12)

%M minute (00..59)

%n a newline

%N nanoseconds (000000000..999999999)

%p locale's equivalent of either AM or PM; blank if not known

%P like %p, but lower case

%r locale's 12-hour clock time (e.g., 11:11:04 PM)

%R 24-hour hour and minute; same as %H:%M

%s seconds since 1970-01-01 00:00:00 UTC

%S second (00..60)

%t a tab

%T time; same as %H:%M:%S

%u day of week (1..7); 1 is Monday

%U week number of year, with Sunday as first day of week (00..53)

%V ISO week number, with Monday as first day of week (01..53)

%w day of week (0..6); 0 is Sunday

%W week number of year, with Monday as first day of week (00..53)

%x locale's date representation (e.g., 12/31/99)

%X locale's time representation (e.g., 23:13:48)

%y last two digits of year (00..99)

%Y year

%z +hhmm numeric timezone (e.g., -0400)

- (hyphen) do not pad the field _ (underscore) pad with spaces 0
(zero) pad with zeros ^ use upper case if possible # use oppo-
site case if possible

After any flags comes an optional field width, as a decimal number;
then an optional modifier, which is either E to use the locale's alter-
nate representations if available, or O to use the locale's alternate
numeric symbols if available.

Written by David MacKenzie.

Report bugs to .

Copyright (C) 2006 Free Software Foundation, Inc.
This is free software. You may redistribute copies of it under the
terms of the GNU General Public License
. There is NO WARRANTY, to the
extent permitted by law.

The full documentation for date is maintained as a Texinfo manual. If
the info and date programs are properly installed at your site, the

info date

should give you access to the complete manual.

date 5.97 March 2007 DATE