From ripley@stats.ox.ac.uk  Mon Oct  1 15:12:24 2001
From: ripley@stats.ox.ac.uk (ripley@stats.ox.ac.uk)
Date: Mon, 1 Oct 2001 16:12:24 +0200 (MET DST)
Subject: [Rd] problem with strptime example (PR#811)
Message-ID: <200110011412.QAA16545@pubhealth.ku.dk>

On Mon, 1 Oct 2001, Arto Luoma wrote:

> Hello,
>
> strptime is still not working correctly in my computer
> (Windows 98 and R Version 1.3.1)

This is working as documented, i.e. correctly.

> From
>
> x <- c("1jan1960", "2jan1960", "31mar1960", "30jul1960")
> strptime(x, "%d%b%Y")
>
> I obtain
>
> [1] "NA" "NA" "NA" "NA"
>
> while
> x <- c("01011960", "02011960", "3131960", "3071960")
> strptime(x, "%d%m%Y")
>
> gives
> [1] "1960-01-01" "1960-01-02" "1960-03-31" "1960-07-30"
>
> So it seems that the problem is with %b.

Do read all the example, which contains an explanation and workaround
(which does not work on all systems and hence is in the comments).

In your locale `jan' is not the abbreviation for January, I believe.

-- 
Brian D. Ripley,                  ripley@stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595


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[Rd] problem with strptime example (PR#811)
ripley@stats.ox.ac.uk