Just one refinement if you want it nicely formatted:
> ts(diff(seq(as.Date("2007-01-01"), as.Date("2021-01-01"), by = "month")),
> start = c(2007, 01), freq = 12)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2007 31 28 31 30 31 30 31 31 30 31 30 31
2008 31 29 31 30 31 30 31 31 30 31 30 31
2009 31 28 31 30 31 30 31 31 30 31 30 31
2010 31 28 31 30 31 30 31 31 30 31 30 31
2011 31 28 31 30 31 30 31 31 30 31 30 31
2012 31 29 31 30 31 30 31 31 30 31 30 31
2013 31 28 31 30 31 30 31 31 30 31 30 31
2014 31 28 31 30 31 30 31 31 30 31 30 31
2015 31 28 31 30 31 30 31 31 30 31 30 31
2016 31 29 31 30 31 30 31 31 30 31 30 31
2017 31 28 31 30 31 30 31 31 30 31 30 31
2018 31 28 31 30 31 30 31 31 30 31 30 31
2019 31 28 31 30 31 30 31 31 30 31 30 31
2020 31 29 31 30 31 30 31 31 30 31 30 31
On 8/7/07, Gabor Grothendieck <[EMAIL PROTECTED]> wrote:
> > 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 <[EMAIL PROTECTED]> 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]]
> >
> > ______________________________________________
> > R-help@stat.math.ethz.ch mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> >
>
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