it complained about ASSAY_DEFINITIONS not about RESPONDENTS.
Can you try with the ASSAY_DEFINITIONS file?
On Fri, Jul 9, 2021 at 9:10 PM Kai Yang via R-help <r-help@r-project.org>
wrote:
> Hello List,
> I use for loop to read csv difference file into data frame rr. The data
> frame rr will be deleted after a comparison and go to the next csv file.
> Below is my code:
> for (j in 1:nrow(ora))
> {
> mycol <- ora[j,"fname"]
> mycsv <- paste0(mycol,".csv'")
> rdcsv <- noquote(paste0("'w:/project/_Joe.B/Oracle/data/", mycsv))
> rr <- read.csv(rdcsv)
> }
> but when I run this code, I got error message below:
> Error in file(file, "rt") : cannot open the connection
> In addition: Warning message:
> In file(file, "rt") :
> cannot open file
> ''w:/project/_Joe.B/Oracle/data/ASSAY_DEFINITIONS.csv'': No such file or
> directory
>
> so, I checked the rdcsv and print it out, see below:
> [1] 'w:/project/_Joe.B/Oracle/data/ASSAY_DEFINITIONS.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/ASSAY_DISCRETE_VALUES.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/ASSAY_QUESTIONS.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/ASSAY_RUNS.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/DATA_ENTRY_PAGES.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/DISCRETE_VALUES.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/ENTRY_GROUPS.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/GEMD_CODELIST_GROUPS.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/GEMD_CODELIST_VALUES.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/GEMD_LOT_DEFINITIONS.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/GEMD_SAMPLES.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/MOLECULAR_WAREHOUSE.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/QUESTION_DEFINITIONS.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/QUESTION_GROUPS.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/RESPONDENTS.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/RESPONSES.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/SAMPLE_LIST.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/SAMPLE_LIST_NAMES.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/SAMPLE_PLATE_ADDRESSES.csv'
> [1] 'w:/project/_Joe.B/Oracle/data/STORAGE_UNITS.csv'
> it seems correct. I copy and paste it into a code :
> rr <- read.csv( 'w:/project/_Joe.B/Oracle/data/RESPONDENTS.csv')
> and it works fine.
> Can someone help me debug where is the problem in my for loop code?
> Thanks,
> Kai
>
>
>
>
>
> [[alternative HTML version deleted]]
>
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
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