
On Mar 3, 2011, at 1:49 PM, Kumaraguru Paramasivam wrote:

> Hi,
>
> I tried this approach.
> cdata_1_1_3 <- readData(cData1,1,3)
> cdata_2_4_7 <- readData(cData2,4,7)
>
> Its still not working. The result I get is NULL.

Then the function (which you have not provided) is faulty, but there  
is not way we can debug a function we cannot see.

-- 
David.

>
> Thanks,
> Kumar
>
> On Thu, Mar 3, 2011 at 9:50 AM, David Winsemius <dwinsemius@comcast.net 
> > wrote:
>
> On Mar 3, 2011, at 10:12 AM, kparamas wrote:
>
> Hi,
>
> I am calling a function with different arguments to read different  
> files and
> want the results to be stored in
> different matrices.
>
> Ex:
> cData1 = NULL
> cData2 = NULL
>
> readData = function(cData, start, end)
> {
>
> ....
>  cData = //reads from the file
> }
>
> I am calling the functions using
> readData(cData1,1,3)
> readData(cData2,4,7)
>
> But After running the code, cData1 and cData2 are not getting updated.
> Is there a way in R to do this?
> You need to assign the results of the function to an R object in the  
> global environment. At the moment calling readData() only creates  
> the cData object in the environment of the function which then  
> disappears after function completion.
>
> Try :
>
> cdata_1_1_3 <- readData(cData1,1,3)
> cdata_2_4_7 <- readData(cData2,4,7)
>
>
> --
> View this message in context: http://r.789695.n4.nabble.com/Calling-a-function-to-store-values-tp3333644p3333644.html
> Sent from the R help mailing list archive at Nabble.com.
>
> ______________________________________________
> 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.
>
> David Winsemius, MD
> Heritage Laboratories
> West Hartford, CT
>
>
>
>
> -- 
> Thanks 'n' Regards,
> Kumaraguru

David Winsemius, MD
Heritage Laboratories
West Hartford, CT


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