ref: a96cf495fa9a315c86c723bd0a0bcd8bffaef42a
dir: /sys/man/1/date/
.TH DATE 1 .SH NAME date, clock \- date and time .SH SYNOPSIS .B date [ .I option ] [ .I seconds ] .br .B clock .SH DESCRIPTION Print the date, in the format .PP .B Tue Aug 16 17:03:52 CDT 1977 .PP The options are .TP .B -u Report Greenwich Mean Time (GMT) rather than local time. .TP .B -n Report the date as the number of seconds since the epoch, 00:00:00 GMT, January 1, 1970. .TP .B -i Report the date as ISO-8601 without time and timezone suffix. .TP .B -t Report the date as ISO-8601 with time and timezone suffix. .TP .B -m Report the date as an email compatible (RFC2822) time stamp. .PP The conversion from Greenwich Mean Time to local time depends on the .B $timezone environment variable; see .IR ctime (2). .PP If the optional argument .I seconds is present, it is used as the time to convert rather than the real time. .PP .I Clock draws a simple analog clock in its window. .SH FILES .TF /adm/timezone/local .TP .B /env/timezone Current timezone name and adjustments. .TP .B /adm/timezone A directory containing timezone tables. .TP .B /adm/timezone/local Default timezone file, copied by .IR init (8) into .BR /env/timezone . .PD .SH SOURCE .B /sys/src/cmd/date.c .br .B /sys/src/cmd/clock.c