Yep, you are right, this works:

readCell <- function(workbook, sheetName, i, j) {
pos <- getSheetPos(workbook, sheetName)
readWorksheet(workbook, pos, startRow=i, endRow=i, startCol=j, endCol=j,
header=FALSE)[[1]]
}

2012/7/17 Rui Barradas <ruipbarra...@sapo.pt>

> Hello,
>
> Sorry, but I'm not at my computer and will be away from it for 2 or 3
> days, so I can't install package XLConnect and see what's going on.
>
> Heve you tried the functions to get sheets first? (by number, maybe.)
>
> Rui Barradas
>
> Em 16-07-2012 22:30, Erdal Karaca escreveu:
>
>> Just tried XLConnect which seems to work without any problems...
>>
>> When defining this:
>>
>> wb <- loadWorkbook("c:\\path-to-xls-file")
>>
>> readCell <- function(sheet, row, col) {
>>   readWorksheet(wb, sheet, startRow=row, endRow=row, startCol=col,
>> endCol=col, header=FALSE)[[1]]
>> }
>>
>> then, calling the function like this:
>>
>> readCell("Tabelle1", 1, 1)
>>
>> I will get this error message: "Fehler in startRow - 1 :
>> nicht-numerisches Argument für binären Operator" (error in startRow - 1:
>> non-numeric argument for binary operator)
>>
>> What am I doing wrong?
>>
>> Note: I just want to read the value of a specific cell. The best way is
>> to have a function providing an excel like coordinate (e.g. "A1")...
>>
>> 2012/7/16 Rui Barradas <ruipbarra...@sapo.pt <mailto:ruipbarra...@sapo.pt
>> >>
>>
>>
>>     Sorry, it's
>>
>>     findFn("xlsx")
>>
>>     And the first three hits ARE promising (they work). I use the
>>     second, package xlsx. Package XLConnect is more flexible if you want
>>     to do things to excel spreadsheets from R. Package xlsx is simpler
>>     if you just want to read them and then use R.
>>
>>     Rui Barradas
>>
>>     Em 16-07-2012 07:37, Rui Barradas escreveu:
>>
>>         Hello,
>>
>>         Try the following.
>>
>>         install.packages("sos")  # to install the package
>>         library(sos)             # to load the package nto R session
>>         finFn("xlsx")            # find it
>>
>>         Have fun.
>>
>>         Hope this helps,
>>
>>         Rui Barradas
>>
>>         Em 16-07-2012 06:17, Karan Anand escreveu:
>>
>>             hi,
>>                    i am new to r ,i have a xlsx data with me with 12
>>             sheet in it  and
>>             need to convert it to csv  first and then need to  convert
>>             it into time
>>             series ,so if u can pls guide me a little how to do it.
>>
>>
>>             Regards
>>             karan
>>
>>                  [[alternative HTML version deleted]]
>>
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>>
>>
>>         ______________________________________________
>>         R-help@r-project.org <mailto:R-help@r-project.org> mailing list
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>>         https://stat.ethz.ch/mailman/listinfo/r-help
>>         PLEASE do read the posting guide
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>>         and provide commented, minimal, self-contained, reproducible code.
>>
>>
>>     ______________________________________________
>>     R-help@r-project.org <mailto:R-help@r-project.org> mailing list
>>
>>     https://stat.ethz.ch/mailman/listinfo/r-help
>>     PLEASE do read the posting guide
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>>
>>
>>
>

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