date - print or set the system date and time
date [OPTION]... [+FORMAT]
date [-u|--utc|--universal] [MMDDhhmm[[CC]YY][.ss]]
Display the current time in the given FORMAT, or set the system date.
display time described by STRING, not `now'
like --date once for each line of DATEFILE
-I, --iso-8601[=TIMESPEC] output an ISO-8601 compliant date/time
TIMESPEC=`date' (or missing) for date only, `hours', `minutes',
or `seconds' for date and time to the indicated precision.
display the last modification time of FILE
output RFC-822 compliant date 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 (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
Written by David MacKenzie.
Report bugs to <email@example.com>.
Copyright (C) 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
The full documentation for date is maintained as a Texinfo manual. If
the info and date programs are properly installed at your site, the
should give you access to the complete manual.
GNU sh-utils 2.0.11 July 2001 DATE(1)
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