[R] packages

[Uwe Ligges]

Perez Martin, Agustin wrote:

> Hello every body, I am new in this list and I am Spanish (excuses for my
> English)
> 
> I have a lot of versions of R (under windows) and I want to know the mode to
> use the packages of these versions without download any more.
> It takes me more time because I have all the packages that there are in
> CRAN.
> 
> Thanks,
> Agustin Perez

In principle, you can use *some* of the packages that were compiled for 
an old version of R, *but*
a) some other packages need to be recompiled,
b) you might have outdated versions of some packages given you use those 
that have been installed some time ago for an outdated version of R.

Uwe Ligges