[R] Changing the value of variables passed to functions as arguments

[Gabor Grothendieck]

Check out:

http://finzi.psych.upenn.edu/R/Rhelp02a/archive/38536.html

On 10/5/05, Paul Baer <baer at stanford.edu> wrote:
> Is it possible to write functions in such a way that, rather than
> having to write "a=function(a)", one can just write "function(a)" and
> have the variable passed as the argument be modified?
>
> My real interest here is being able to invoke the editor by writing
> "ed(filename)" rather than filename=edit(filename).
>
> Thanks,
>
> --Paul
>
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