man/cat1/date.1.txt
DATE(1) User Commands DATE(1)
NAME date - print or set the system date and time SYNOPSIS date [OPTION]... [+FORMAT] date [-u|--utc|--universal] [MMDDhhmm[[CC]YY][.ss]] DESCRIPTION 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 --iso-8601[=TIMESPEC] output date/time in ISO 8601 for- mat. TIMESPEC=`date' for date only (the default), `hours', `minutes', `seconds', or `ns' for date and time to the indicated precision. -r, --reference=FILE display the last modification time of FILE -R, --rfc-2822 output RFC-2822 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 (Sun- day..Saturday) %b locale's abbreviated month name (Jan..Dec) %B locale's full month name, variable length (Jan- uary..December) %c locale's date and time (Sat Nov 04 12:02:33 EST 1989) %C century (year divided by 100 and truncated to an integer) [00-99] %d day of month (01..31) %D date (mm/dd/yy) %e day of month, blank padded ( 1..31) %F same as %Y-%m-%d %g the 2-digit year corresponding to the %V week number %G the 4-digit year corresponding to the %V week number %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 %N nanoseconds (000000000..999999999) %p locale's upper case AM or PM indicator (blank in many locales) %P locale's lower case am or pm indicator (blank in many locales) %r time, 12-hour (hh:mm:ss [AP]M) %R time, 24-hour (hh:mm) %s seconds since `00:00:00 1970-01-01 UTC' (a GNU extension) %S second (00..60); the 60 is necessary to accommo- date a leap second %t a horizontal tab %T time, 24-hour (hh:mm:ss) %u day of week (1..7); 1 represents Monday %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-2822 style numeric timezone (-0500) (a non- standard 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 `_' (under- score) pad the field with spaces AUTHOR Written by David MacKenzie. REPORTING BUGS Report bugs to <bug-coreutils@gnu.org>. COPYRIGHT Copyright (C) 2004 Free Software Foundation, Inc. This is free software; see the source for copying condi- tions. There is NO warranty; not even for MERCHANTABIL- ITY or FITNESS FOR A PARTICULAR PURPOSE. SEE ALSO The full documentation for date is maintained as a Tex- info 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. date 5.3.0 November 2004 DATE(1) |