Your list.of.files variable just has filenames without the fromFolder path. Try
file.copy(file.path,fromFolder,list.of.files), toFolder)
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On November 14, 2014 4:07:27 AM PST, "Muhuri, Pradip (SAMHSA/CBHSQ)"
<pradip.muh...@samhsa.hhs.gov> wrote:
>Hello,
>
>Here is something (file.copy) trivial but does not seem to work. I
>could not figure out what I am doing wrong.
>
>The R script below creates folders (fromFolder and toFolder) and finds
>the list of files (list.of.files) to be copied to the toFolder, which I
>have verified using the print () command. But, the issue is that the
>file.copy() command does not work.
>
>Both the R.script and the console are shown below.
>
>Any help/hints will be appreciated.
>
>Thanks,
>
>Pradip Muhuri
>
>######################### R script
>#####################################################
>#file.copy.R
>
>#identify the folders
>fromFolder <- "H:/R/cis_study"
>toFolder <- "F:/cis_study_backup"
>
># find the list of files to copy
>list.of.files <- list.files(fromFolder, ".R$")
>
># print objects
>print(c(fromFolder, toFolder, list.of.files))
>options(warn=1)
>
># copy the files to the toFolder - THIS DOES NOT WORK WHILE EVERYTHING
>PRIOR HAS WORKED
>file.copy(list.of.files, toFolder)
>
>
>
>##################### Below is from console ###################
>#file.copy.R
>>
>> #identify the folders
>> fromFolder <- "H:/R/cis_study"
>> toFolder <- "F:/cis_study_backup"
>>
>> # find the list of files to copy
>> list.of.files <- list.files(fromFolder, ".R$")
>>
>> # print objects
>> print(c(fromFolder, toFolder, list.of.files))
> [1] "H:/R/cis_study" "F:/cis_study_backup"
> [3] "anl.in.scope_111114.R" "create.oid.data.frame.R"
> [5] "create_xd2012.R" "file.copy.R"
> [7] "further.data.R" "mrj.in.scope_111214.R"
> [9] "oid.in.scope_111114.R" "oid_cohort.R"
>[11] "warning.max.R" "xdate.R"
>[13] "years.before.anl.init.R" "years.before.mrj.init.R"
>[15] "years.before.oid.init.R"
>> options(warn=1)
>>
>> # copy the files to the toFolder - THIS DOES NOT WORK WHILE
>EVERYTHING PRIOR HAS WORKED
>> file.copy(list.of.files, toFolder)
>Warning in file.copy(list.of.files, toFolder) :
>problem copying .\anl.in.scope_111114.R to
>F:\cis_study_backup\anl.in.scope_111114.R: No such file or directory
>(other similar warning messages are not shown)
>
>
>
>Pradip K. Muhuri, PhD
>SAMHSA/CBHSQ
>1 Choke Cherry Road, Room 2-1071
>Rockville, MD 20857
>Tel: 240-276-1070
>Fax: 240-276-1260
>
>______________________________________________
>R-help@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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and provide commented, minimal, self-contained, reproducible code.
