DATE
NAME SYNOPSIS DESCRIPTION AUTHOR REPORTING BUGS COPYRIGHT SEE ALSO
date - print or set the system date and time
date [''OPTION''?... [''+FORMAT''? date [''-u? [''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
-I, --iso-8601[=''TIMESPEC''? output an ISO-8601 compliant date/time string.
TIMESPEC=`date' (or missing) for date only, `hours', `minutes', or `seconds' for date and time to the indicated precision.
-r, --reference=FILE
display the last modification time of FILE
-R, --rfc-822
output RFC-822 compliant date string
-s, --set=STRING
set time described by STRING
-u, --utc, --universal
print or set Coordinated Universal Time
--help
display this help and exit
--version
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 (Sun..Sat)
%A
locale's full weekday name, variable length (Sunday..Saturday)
%b
locale's abbreviated month name (Jan..Dec)
%B
locale's full month name, variable length (January..December)
%c
locale's date and time (Sat Nov 04 12:02:33 EST 1989)
%d
day of month (01..31)
%D
date (mm/dd/yy)
%e
day of month, blank padded ( 1..31)
%h
same as %b
%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
%p
locale's AM or PM
%r
time, 12-hour (hh:mm:ss [AP?M)
%s
seconds since `00:00:00 1970-01-01 UTC' (a GNU extension)
%S
second (00..60)
%t
a horizontal tab
%T
time, 24-hour (hh:mm:ss)
%U
week number of year with Sunday as first day of week (00..53)
%V
week number of year with Monday as first day of week (01..53)
%w
day of week (0..6); 0 represents Sunday
%W
week number of year with Monday as first day of week (00..53)
%x
locale's date representation (mm/dd/yy)
%X
locale's time representation (%H:%M:%S)
%y
last two digits of year (00..99)
%Y
year (1970...)
%z
RFC-822 style numeric timezone (-0500) (a nonstandard extension)
%Z
time zone (e.g., EDT), or nothing if no time zone is determinable
By default, date pads numeric fields with zeroes. GNU date recognizes the following modifiers between `%' and a numeric directive.
`-' (hyphen) do not pad the field `_' (underscore) pad the field with spaces
Written by David !MacKenzie?.
Report bugs to
Copyright 2000 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
The full documentation for date is maintained as a Texinfo manual. If the info and date programs are properly installed at your site, the command
info date
should give you access to the complete manual.
See also: 822-date(1)
23 pages link to date(1):
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