[R] Date, date, POSIX question

Joe Byers joe-byers at utulsa.edu
Sun Nov 5 15:23:46 CET 2006


Gabor,

Thank you very much.  That is a wonderful article and will help very 
much.  Might I ask which date schema do you prefer?

Thank you
Joe


Gabor Grothendieck wrote:
> See the help desk article in R News 4/1 for a discussion on how to 
> choose.
>
> On 11/5/06, Joe W. Byers <Joe-Byers at utulsa.edu> wrote:
>> I have been working with R extensively for several months.  I switched
>> from SAS and Matlab to R.  My question is
>>
>> Can anyone explain the benefits and detractions of the 'Date' package
>> verses the 'date' package and verses 'POSIX' dates.
>>
>> I have noticed several other packages use one or the other.  Rmetrics
>> seems to standardize on POSIX.  I can only see differences in default
>> formats, and the starting counting number be it 1 1 1900 or something 
>> else.
>>
>> I am trying to standardize code that I write for research and to provide
>> to my students on one date schema.  The documentation is very good on
>> using a specific package, but I can not tell the which one provides the
>> broadest coverage across R packages or is just the better one to use.
>>
>> I know all of you have more experience with some of these and I am just
>> soliciting your opinions and comments.
>>
>> Thank you
>> Joe
>>
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