[R] Number of days in each month

[Gabor Grothendieck]

> diff(seq(as.Date("2007-01-01"), as.Date("2021-01-01"), by = "month"))
Time differences in days
  [1] 31 28 31 30 31 30 31 31 30 31 30 31 31 29 31 30 31 30 31 31 30 31 30 31 31
 [26] 28 31 30 31 30 31 31 30 31 30 31 31 28 31 30 31 30 31 31 30 31 30 31 31 28
 [51] 31 30 31 30 31 31 30 31 30 31 31 29 31 30 31 30 31 31 30 31 30 31 31 28 31
 [76] 30 31 30 31 31 30 31 30 31 31 28 31 30 31 30 31 31 30 31 30 31 31 28 31 30
[101] 31 30 31 31 30 31 30 31 31 29 31 30 31 30 31 31 30 31 30 31 31 28 31 30 31
[126] 30 31 31 30 31 30 31 31 28 31 30 31 30 31 31 30 31 30 31 31 28 31 30 31 30
[151] 31 31 30 31 30 31 31 29 31 30 31 30 31 31 30 31 30 31


On 8/7/07, Lauri Nikkinen <lauri.nikkinen at iki.fi> wrote:
> Hi R-users,
>
>
>
> What is the best way to achieve a table which contains all days and months
> between years 2007-2020? I would like to calculate number of days in each
> month within those years (to data frame).
>
>
>
> Regards,
>
> Lauri
>
>        [[alternative HTML version deleted]]
>
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