Thanks, it did not work but this worked:
xl$Workbooks()$Open("\\sample_file.xls")$Sheets()$Count()
Cheers,
Lauri
2009/7/2 Henrique Dallazuanna <www...@gmail.com>:
> Try this:
>
> xl$Workbooks()$Open("/sample_file.xls")$Sheets()$Count()
>
> On Thu, Jul 2, 2009 at 2:23 PM, Lauri Nikkinen <lauri.nikki...@iki.fi>
> wrote:
>>
>> Thanks, I tried and got this error:
>>
>> > setwd("C:/")
>> > list.files(pattern=".xls")
>> [1] "sample_file.xls"
>> > library(RDCOMClient)
>> > xl <- COMCreate("Excel.Application")
>> > xl$Workbooks()$Open("sample_file.xls")$Sheets()$Count()
>> Error in .COM(x, name, ...) :
>> 'sample_file.xls' could not be found. Check the spelling of the file
>> name, and verify that the file location is correct.
>>
>> If you are trying to open the file from your list of most recently
>> used files on the File menu, make sure that the file has not been
>> renamed, moved, or deleted. (Microsoft Excel)
>> >
>>
>> Any ideas how to proceed?
>> -L
>>
>> 2009/7/2 Henrique Dallazuanna <www...@gmail.com>:
>> > Try this:
>> >
>> >
>> > library(RDCOMClient)
>> >
>> > xl <- COMCreate("Excel.Application")
>> > xl$Workbooks()$Open("teste.xls")$Sheets()$Count()
>> >
>> >
>> > On Thu, Jul 2, 2009 at 11:22 AM, Lauri Nikkinen <lauri.nikki...@iki.fi>
>> > wrote:
>> >>
>> >> Hi,
>> >>
>> >> I'm trying to read several Excel sheets from an Excel file into a
>> >> list. I'm using
>> >> read.xls from package 'gdata'. I would like to know how I can
>> >> check the number of sheets before the loop (in the example below) so
>> >> that I could adjust the loop counter? Any suggestions?
>> >>
>> >> DF.list <- list()
>> >> for (i in 1:4) {
>> >> DF.list[[i]] <- read.xls("sample_file.xls", sheet=i,
>> >> stringsAsFactors = FALSE)
>> >> }
>> >>
>> >> Thanks,
>> >> -L
>> >>
>> >> ______________________________________________
>> >> 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.
>> >
>> >
>> >
>> > --
>> > Henrique Dallazuanna
>> > Curitiba-Paraná-Brasil
>> > 25° 25' 40" S 49° 16' 22" O
>> >
>
>
>
> --
> Henrique Dallazuanna
> Curitiba-Paraná-Brasil
> 25° 25' 40" S 49° 16' 22" O
>
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