Display Past Date and Time

Following are various ways to display a past date and time: 

 

$ date --date='3 seconds ago' 

Thu Jan  1 08:27:00 PST 2009 

 

$ date --date="1 day ago" 

Wed Dec 31 08:27:13 PST 2008 

 

$ date --date="1 days ago" 

Wed Dec 31 08:27:18 PST 2008 

 

$ date --date="1 month ago" 

Mon Dec  1 08:27:23 PST 2008 

 

$ date --date="1 year ago" 

Tue Jan  1 08:27:28 PST 2008 

 

$ date --date="yesterday" 

Wed Dec 31 08:27:34 PST 2008 

 

$ date --date="10 months 2 day ago" 

Thu Feb 28 08:27:41 PST 2008