[R] trying to import xls or xlsx files

[David Winsemius]

On Jun 23, 2011, at 2:00 PM, wwreith wrote:

> library(xlsReadWrite)
> mydata<-read.xls("file path", header=TRUE)
>
> however if I change xls to csv it works just fine. Any ideas what  
> I'm doing
> wrong? I have have also using the package gdata with the exact same  
> error.
>
> Below is the error that pops up.
>
> Error in findPerl(verbose = verbose) :
>  perl executable not found. Use perl= argument to specify the  
> correct path.
> Error in file.exists(tfn) : invalid 'file' argument

Your error message suggests you do not have a suitable version of Perl  
installed.

-- 
David Winsemius, MD
West Hartford, CT