Re: [Rd] error in chron object library

From: Uwe Ligges <ligges_at_statistik.uni-dortmund.de>
Date: Thu 04 Nov 2004 - 21:43:31 EST

juan_sr@uol.com.br wrote:

>
> Times series of rain and discharge in hydrologic - stations has above 95
> years of daily records.
> In the temporal series over "serie" dataframe, using chron's object:
>
>

>>library(chron)                          # load chron library 

>
>
>>length(serie$data)

>
> [1] 27182
>
>
>>serie$data[length(serie$data)]

>
> [1] (85-12-31 00:00:00) # 1985-dez-31 00:00:00hs
>
>
>>serie$data[1]

>
> [1] (11-08-01 00:00:00) # 1911-aug-01 00:00:00hs
>
>
>>serie$data[length(serie$data)] -serie$data[1]  # error, correct value

>
> is: 27181

I guess you get something negative,because the year you have coded is 2011 rather than 1911!
But I cannot be sure because you have not specified any reproducible example. Also, you have not said what the error message is. Which version of R, chron and the OS? Please read the posting guide!

Uwe Ligges

>
> which are the solution?
>
> Juan S. Ramseyer
>
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https://stat.ethz.ch/mailman/listinfo/r-devel Received on Thu Nov 04 22:05:05 2004

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