[R] Lag vector of dates by vector of days

[R. Michael Weylandt]

input + n

Michael

On Wed, Feb 1, 2012 at 11:45 AM, RNoob <ae at alpha-centauri.com> wrote:
> Dear All,
>
> I am looking for a function to get lagged dates from an input vector of
> dates, whereas the lag is specified by another vector. Each date is lagged
> by a different number of days. (specified in vector n)
>
> Example:
>
> input <-  as.Date( c( "2002-01-30", "2002-02-24", "2002-03-31") )
>
> n         <-  c(10, 20, 31)
>
> Desired Result:
>
> "2002-02-09"
> "2002-03-16"
> "2002-05-01"
>
> Can anyone help me with this?
>
> Thanks in advance,
>
> RNoob
>
>
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