Re: [R] Creating zoo object on monthly time series

From: Gabor Grothendieck <ggrothendieck_at_gmail.com>
Date: Sun, 01 Jun 2008 08:47:42 -0400

On Sun, Jun 1, 2008 at 8:35 AM, Megh Dal <megh700004_at_yahoo.com> wrote:
> Hi all,
>
> I have following monthly time series :
>
>> head(data1)
> V1 V2 V3
> 1 Nov-80 NA 1007.44
> 2 Dec-80 NA 982.05
> 3 Jan-81 NA 994.25
> 4 Feb-81 NA 996.31
> 5 Mar-81 NA 939.91
> 6 Apr-81 NA 923.32

If the suggestion below does not work then try dput(head(data1)) to display it in an unambiguous form that is readily re-input into R.

>
> Now I want to convert it to a 'zoo' object. I wrote following syntax :
>
> ss = zoo(data1[,3], as.Date(data1[,1], format="%m/%y"))
>

See ?strptime and try "%b-%y"

> However I got following :
>> head(ss)
> <NA> <NA> <NA> <NA> <NA> <NA>
> 1007.44 982.05 994.25 996.31 939.91 923.32
>
>
> Can anyone please tell me what will be the correct syntax?
>
> Thanks
>
>
>
> [[alternative HTML version deleted]]
>
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>



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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. Received on Mon 02 Jun 2008 - 06:23:35 GMT

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