[R] convert sas date format

[MacQueen, Don]

Does this do what you want?

  sasf <- c('31.12.1959','1.1.1960','1.2.1960')
  dt <- as.Date(sasf, format='%d.%m.%Y')
-Don


-- 
Don MacQueen

Lawrence Livermore National Laboratory
7000 East Ave., L-627
Livermore, CA 94550
925-423-1062





On 1/27/12 7:45 AM, "Fischer, Felix" <Felix.Fischer at charite.de> wrote:

>Hi everybody,
>
>i have a csv-file, containing dates in an akward sas format, where
>31.12.1559 is -1, 1.1.1960 is 1, 2.1.1960 is 2 and so on (see
>http://www.sfu.ca/sasdoc/sashtml/lrcon/zenid-63.htm ). Is there any
>function in R to convert this into YYYY-M-D easily?
>
>Best,
>Felix
>
>Dr. rer. nat. Dipl.-Psych. Felix Fischer
>Institut für Sozialmedizin, Epidemiologie und Gesundheitsökonomie
>Charité - Universitätsmedizin Berlin
>Luisenstrasse 57
>10117 Berlin
>
>Tel: 030 450 529 104
>Fax: 030 450 529 902
>http://epidemiologie.charite.de<http://epidemiologie.charite.de/>
>
>
>	[[alternative HTML version deleted]]
>