[R] zoo package; a question on as.yearmon and as.yearqtr

[Gabor Grothendieck]

On Fri, May 4, 2012 at 2:47 AM, jpm miao <miaojpm at gmail.com> wrote:
> Hello,
>
>   In zoo package, if I would like the time frame to be 1981M01 to 1982M12,
> then I code
>
> time_0<-as.yearmon("1981-01")+(0:23)/12
>
>
>   However, if the time frame of interest becomes 1981M01 to 2011M12, it is
> relatively hard to calculate the number of months. Is there any faster way
> to do it? Thanks,

Try seq:

seq(as.yearmon("1981-01"), as.yearmon("2011-12"), 1/12)


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