>
dates("2/16/2004")-dates("12/23/2003")
[1] 55
attr(, "format"):
[1] "h:m:s"
attr(, "class"):
[1] "times"
Hope that helps,
Patrick
From: s-news-owner@lists.biostat.wustl.edu
[mailto:s-news-owner@lists.biostat.wustl.edu] On
Behalf Of Kevin Hou
Sent: Wednesday, October 26, 2005
4:29 PM
To: s-news@lists.biostat.wustl.edu
Subject: [S] dates to day
calculation
Does anyone know how to
calculate days from dates? I need to calculate a study day from dates.
Specifically, how to calculate a
difference between 12/23/2003 and 2/16/2004?
May tanks for any help.
Kevin
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