[R] having trouble extracting week from chron object

[Gabor Grothendieck]

On Tue, Aug 30, 2011 at 1:36 PM, Christopher W Ryan
<cryan at binghamton.edu> wrote:
> Running R 2.13.1 on Windows XP.
> I would like to get week of the year (1-52) for each date.
>
> library(chron)
> dts <- dates(c("02/27/92", "02/27/92", "01/14/92","02/28/92", "02/01/92"))

Try this:

as.numeric(cut(dts, "weeks"))


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