Great thanks!
ben
On Thu, Mar 1, 2012 at 1:30 PM, Marc Schwartz <marc_schwa...@me.com> wrote:
> On Mar 1, 2012, at 2:02 PM, Ben quant wrote:
>
> > Hello,
> >
> > How do I get the dates of all Fridays between two dates?
> >
> > thanks,
> >
> > Ben
>
>
> Days <- seq(from = as.Date("2012-03-01"),
> to = as.Date("2012-07-31"),
> by = "day")
>
> > str(Days)
> Date[1:153], format: "2012-03-01" "2012-03-02" "2012-03-03" "2012-03-04"
> ...
>
> # See ?weekdays
>
> > Days[weekdays(Days) == "Friday"]
> [1] "2012-03-02" "2012-03-09" "2012-03-16" "2012-03-23" "2012-03-30"
> [6] "2012-04-06" "2012-04-13" "2012-04-20" "2012-04-27" "2012-05-04"
> [11] "2012-05-11" "2012-05-18" "2012-05-25" "2012-06-01" "2012-06-08"
> [16] "2012-06-15" "2012-06-22" "2012-06-29" "2012-07-06" "2012-07-13"
> [21] "2012-07-20" "2012-07-27"
>
> HTH,
>
> Marc Schwartz
>
>
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