[R] Unexpected behaviour for as.date()

2009-11-10 Thread Isabella Ghement
Hi everyone, I am trying to use the function as.date() from the dates package in R 2.10.0 to convert a character date to a Julian date, as follows: as.date(02-MAY-01, order=mdy) # convert May 2, 2001 to a Julian date [1] 2May1 However, when trying to convert a character date from the year 2000

Re: [R] Unexpected behaviour for as.date()

2009-11-10 Thread Berwin A Turlach
G'day Isabella, On Tue, 10 Nov 2009 18:40:11 -0800 Isabella Ghement isabe...@ghement.ca wrote: I am trying to use the function as.date() from the dates package As far as I can tell, there is no package called dates, did you mean the package date? in R 2.10.0 to convert a character date to

Re: [R] Unexpected behaviour for as.date()

2009-11-10 Thread Isabella Ghement
...@ghement.ca Web: www.ghement.ca -Original Message- From: Berwin A Turlach [mailto:ber...@maths.uwa.edu.au] Sent: November 10, 2009 7:13 PM To: Isabella Ghement Cc: r-help@r-project.org Subject: Re: [R] Unexpected behaviour for as.date() G'day Isabella, On Tue, 10 Nov 2009 18:40:11

Re: [R] Unexpected behaviour for as.date()

2009-11-10 Thread David Winsemius
the object d above? Kind regards, Isabella Isabella R. Ghement, Ph.D. Ghement Statistical Consulting Company -Original Message- From: Berwin A Turlach [mailto:ber...@maths.uwa.edu.au] Sent: November 10, 2009 7:13 PM To: Isabella Ghement Cc: r-help@r-project.org Subject: Re: [R] Unexpected

Re: [R] Unexpected behaviour for as.date()

2009-11-10 Thread Isabella Ghement
[mailto:dwinsem...@comcast.net] Sent: November 10, 2009 8:58 PM To: Isabella Ghement Cc: Berwin A Turlach; r-help@r-project.org Subject: Re: [R] Unexpected behaviour for as.date() On Nov 10, 2009, at 11:11 PM, Isabella Ghement wrote: Hi Berwin, Many thanks for your fast reply! It's evening time

Re: [R] Unexpected behaviour for as.date()

2009-11-10 Thread Berwin A Turlach
G'day Isabella, On Tue, 10 Nov 2009 20:11:31 -0800 Isabella Ghement isabe...@ghement.ca wrote: I tried the solution you suggested and find that am having problems getting R to extract the year from an object created by as.date(): Perhaps it would be best to first clarify what you really need.

Re: [R] Unexpected behaviour for as.date()

2009-11-10 Thread Patrick Connolly
G'day fellow Pacific rim dwellers, On Wed, 11-Nov-2009 at 11:13AM +0800, Berwin A Turlach wrote: | G'day Isabella, | [...] | However, when trying to convert a character date from the year 2000 | to a Julian date, I get an NA instead of the desired Julian date: | | as.date(02-MAY-00,