Looks reasonable and efficient. There is a seq.Date function that would be
implicitly selected by the S3 class dispatch rules
David
Sent from my iPhone
> On Jan 16, 2020, at 4:28 AM, Jeff Reichman <reichm...@sbcglobal.net> wrote:
>
> R-help Forum
>
> I have a 20 year data set and I am looking for a way to find missing dates.
> I wrote this and its works, but am wounding if there is a better way?
>
> d <- c('2020-01-01', '2020-01-02', '2020-01-04', '2020-01-05')
> d <- as.Date(d)
> date_range <- seq(min(d), max(d), by = 1)
> date_range[!date_range %in% d]
>
>
> Sincerely
>
> Jeff Reichman
>
>
> [[alternative HTML version deleted]]
>
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