Try this:
f <- function(env = parent.frame()) env$x
g <- function(x=1) f()
x <- 2
g() # 1
On Wed, Jan 21, 2009 at 5:45 PM, Yi Zhang <yizhan...@gmail.com> wrote:
> Hello,
>
> I'm writing a function like this:
>
> f<-function(x,y,...) {
> ...
> assign(x,y,envir=?)
> }
>
> I need the caller (of f) 's environment for the "?" so that the
> assignment is done at the right place. To be specific, when the code
> "f(x,1)" appears in environment A, I need the assignment of 1 to x
> happen in environment A. So my question is how to get the correct
> environment?
>
> Thanks for any suggestions!
>
> ______________________________________________
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
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and provide commented, minimal, self-contained, reproducible code.
