From edd at debian.org  Tue Mar 30 14:36:26 2004
From: edd at debian.org (Dirk Eddelbuettel)
Date: Tue Mar 30 14:36:33 2004
Subject: [Rd] seq.POSIXt() bug not fixed in R 1.8.1 (PR#4558)
In-Reply-To: <20040330113914.19D6AEFCF@slim.kubism.ku.dk>
References: <20040330113914.19D6AEFCF@slim.kubism.ku.dk>
Message-ID: <20040330123626.GA4223@sonny.eddelbuettel.com>

On Tue, Mar 30, 2004 at 01:39:14PM +0200, John.Marsland@CommerzbankIB.com wrote:
> I am still experiencing problems with seq.POSIXt() missing off the last day
> of the series:
> 
> > seq(as.POSIXct("2004-03-25"),as.POSIXct("2004-03-31"),by="DSTdays")
> [1] "2004-03-25 GMT Standard Time" "2004-03-26 GMT Standard Time"
> "2004-03-27 GMT Standard Time"
> [4] "2004-03-28 GMT Standard Time" "2004-03-29 GMT Daylight Time"
> "2004-03-30 GMT Daylight Time"
> 

FWIW, 1.9.0 can handle this fine (on Linux, at least): 

edd@homebud:~> R

R : Copyright 2004, The R Foundation for Statistical Computing
Version 1.9.0 beta (2004-03-21), ISBN 3-900051-00-3

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for a HTML browser interface to help.
Type 'q()' to quit R.

> seq(as.POSIXct("2004-03-25"),as.POSIXct("2004-03-31"),by="DSTdays")
[1] "2004-03-25 CST" "2004-03-26 CST" "2004-03-27 CST" "2004-03-28 CST"
[5] "2004-03-29 CST" "2004-03-30 CST" "2004-03-31 CST"
>


You may want to try one of Duncan's test builds of 1.9.0 for Windows.

Hth, Dirk


> > R.version
>          _              
> platform i386-pc-mingw32
> arch     i386           
> os       mingw32        
> system   i386, mingw32  
> status                  
> major    1              
> minor    8.1            
> year     2003           
> month    11             
> day      21             
> language R              
> 
> Regards,
> 
> John
> 
> 
> ********************************************************************** 
> This is a commercial communication from Commerzbank AG.\ \ T...{{dropped}}
> 
> ______________________________________________
> R-devel@stat.math.ethz.ch mailing list
> https://www.stat.math.ethz.ch/mailman/listinfo/r-devel
> 

-- 
The relationship between the computed price and reality is as yet unknown.  
                                             -- From the pac(8) manual page


[Rd] seq.POSIXt() bug not fixed in R 1.8.1 (PR#4558)
Dirk Eddelbuettel