Lệnh at linux với ngày giờ

In the examples below assume that the date and time currently is:
10:00 AM Tuesday, September 18, 2001

Example	Meaning
at noon	12:00 PM September 18, 2001
at midnight	12:00 AM September 19, 2001
at teatime	4:00 PM September 18, 2001
at tomorrow	10:00 AM September 19, 2001
at noon tomorrow	12:00 PM September 19, 2001
at next week	10:00 AM September 25, 2001
at next monday	10:00 AM September 24, 2001
at fri	10:00 AM September 21, 2001
at OCT	10:00 AM October 18, 2001
at 9:00 AM	9:00 AM September 19, 2001
at 2:30 PM	2:30 PM September 18, 2001
at 1430	2:30 PM September 18, 2001
at 2:30 PM tomorrow	2:30 PM September 19, 2001
at 2:30 PM next month	2:30 PM October 18, 2001
at 2:30 PM Fri	2:30 PM September 21, 2001
at 2:30 PM 9/21	2:30 PM September 21, 2001
at 2:30 PM Sept 21	2:30 PM September 21, 2001
at 2:30 PM 9/21/2010	2:30 PM September 21, 2010
at 2:30 PM 21.9.10	2:30 PM September 21, 2010
at now + 30 minutes	10:30 AM September 18, 2001
at now + 1 hour	11:00 AM September 18, 2001
at now + 2 days	10:00 AM September 20, 2001
at 4 PM + 2 days	4:00 PM September 20, 2001
at now + 3 weeks	10:00 AM October 9, 2001
at now + 4 months	10:00 AM January 18, 2002
at now + 5 years	10:00 AM September 18, 2007