[R] getting values out of functions

Liaw, Andy andy_liaw at merck.com
Fri Jul 30 03:21:05 CEST 2004

> From: Kathryn Jones
> Hi there,
> Just wondering if there's a way to get a value you've 
> assigned within a function, out of the function?
> For example, 
> function () 
> {
> 	testing <-read.table("...",header=TRUE)
> }
> I want to be able to use 'testing' outside of the function, 
> so be able to call ls() and testing be there...
> Any ideas?
> Thanks!
> Kathryn

Sure, by return()ing it in the last line of the function.

Alternatively, you can assign() to .GlobalEnv, but you really should avoid
doing that...


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