Sounds like what you were hoping for does happen in the function environment
but isn't returned to the global environment. The "proper" fix is to put the
values in a list and return() them as the function output.
Michael
On Oct 11, 2011, at 9:21 AM, Divyam <divyamural...@gmail.com> wrote:
> Hello All,
>
> I have a series of steps that needs to be run many times. Hence I put them
> all into a function. There is no problem in function creation, but when I
> call the function, the steps are not getting executed or only the first step
> gets executed. What possibly could be the reason?
>
> Sample Function and the result:
>
> fun <- function ()
> {
> # Package load into R;
> a <- c(library("RODBC"),library("e1071"));
> b <- read.csv("Path of the csv file", header=TRUE,sep=",",quote="");
> c <- b[,1];
> d <- b[,2];
> e <- b[,3];
> rm(b);
> # Establishing ODBC connection;
> conn <- odbcConnect(c,uid=d,pwd=e);
> }
>
> fun()
>
> Warning messages:
> 1: package 'RODBC' was built under R version 2.13.1
> 2: package 'e1071' was built under R version 2.13.1
>
> The subsequent csv fetch and odbc connection establishment are not getting
> executed. Why is the function not getting executed fully? Even if I create a
> separate function for csv file fetch, it is not being executed. But if I
> simply type on the command prompt directly b <- read.csv("Path of the csv
> file", header=TRUE, sep=",",quote=""); it is working. Why is it like this?
> I am not able to figure out the mistake.
>
> Any help will be much useful. Have been struggling with this for quite some
> time now.
>
> Thanks
> Divya
>
> --
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>
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