HI,
I have to work with data objects. I have trouble. I would like to convert
date to a integer of Julian dates omitting hours, minutes etc. I tried as.
Date and also as.POSIXlt, ct etc.

Please help me to compute the following difference. I get an "NA" for
output.

1/14/2006 0:00:00 AM -1/9/2006 0:00:00 AM


Thanks.
Chetty
-- 
Professor of Family Medicine
Boston University
Tel: 617-414-6221, Fax:617-414-3345
emails: chettyvk@gmail.com,vchetty@bu.edu

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