[R] re placing the dates format in R for exporting the data set...

ychu066 ychu066 at aucklanduni.ac.nz
Thu Nov 19 05:00:09 CET 2009


hey Jim ,

I have solve the column name problems now.  But i am still unable to read
the date in R ...

toms_dat<- replace(toms_dat, toms_dat ==2009-08-24, 6)

the toms_dat is a data frame , and I  want to replace the date to be a
single number eg:1,2,3, ....

regards,
Tom.





jholtman wrote:
> 
> First of all '2009-08-06' is 1995; this is probably not what you were
> expecting.  What do you what your expression to do?  Is 'toms_dat' a
> dataframe?  if so, your expression 'toms_dat ==2009-08-06' seem
> strange.  So tell us what you want to do, not how you want to do it.
> 
> On Tue, Nov 17, 2009 at 4:54 PM, ychu066 <ychu066 at aucklanduni.ac.nz>
> wrote:
>>
>> hi everyone, i am having difficulties with replacing the dates format in
>> R
>> for exporting the data set...
>>
>> eg: the code that i used was
>> toms_dat<- replace(toms_dat, toms_dat ==2009-08-06, 2)
>> toms_dat<- replace(toms_dat, toms_dat ==2009-08-04, 1)
>>
>> but when i export the data as into txt file or excel file the dates come
>> up
>> with very large numbers .....:drunk:
>>
>> please help me ...=)
>> --
>> View this message in context:
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>> Sent from the R help mailing list archive at Nabble.com.
>>
>> ______________________________________________
>> R-help at r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>>
> 
> 
> 
> -- 
> Jim Holtman
> Cincinnati, OH
> +1 513 646 9390
> 
> What is the problem that you are trying to solve?
> 
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
> 
> 

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