[R] basic inquiry regarding write.csv

CJ Rubio cjrubio at kongju.ac.kr
Wed Feb 18 08:16:32 CET 2009


thanks for your reply.. is there something wrong with the code i have?
because it doesn't write the file in the directory that i am using...

for (i in names(y))
>         {write.csv(y[[i]], file=paste(i, ".csv", sep=","))}

thanks again..



ronggui-2 wrote:
> 
> If the "file" is a relative path, then it should be in the working
> directory. Say, the working directory is E:/my_work_directory (of
> course, you can get it by getwd()), and you export a data frame "a" to
> csv by:
> write.csv(a, file="a.csv"), then the file should be
> "E:/my_work_directory/a.csv".
> 
> Best
> 
> 2009/2/18 CJ Rubio <cjrubio at kongju.ac.kr>:
>>
>> i have a loop which looks likes this:
>>
>>
>>> data.info <- rbind(data.info, cbind(station.id, year, date,
>>> max.discharge))
>> +  y <- split(data.info, data.info[station.id])
>> +  for (i in names(y))
>>         {write.csv(y[[i]], file=paste(i, ".csv", sep=","))}
>>
>> i am wondering, where the file (which i am about to write in .csv format)
>> will be saved? i looked at ?write.csv and it says there that :
>>
>> file                   either a character string naming a file or a
>> connection open for writing. "" indicates output to the console.
>>
>> correct me if i'm wrong but the way i undestand it is, i should have a
>> file
>> or a working directory where the .csv will be written.  if for example i
>> have a working directory "E:/my_work_directory", how can i save this
>> splitted files in the same directory?
>>
>> can anybody please enlighten me more with write.csv and the argument
>> file?
>>
>> thanks..
>>
>> --
>> View this message in context:
>> http://www.nabble.com/basic-inquiry-regarding-write.csv-tp22073053p22073053.html
>> 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.
>>
> 
> 
> 
> -- 
> HUANG Ronggui, Wincent
> Tel: (00852) 3442 3832
> PhD Candidate
> Dept of Public and Social Administration
> City University of Hong Kong
> Homepage: http://ronggui.huang.googlepages.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.
> 
> 

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