[R] Saving a workspace with "extras"?

Sarah Goslee sarah.goslee at gmail.com
Fri Jul 25 16:35:01 CEST 2008

Functions you've loaded using source() should be saved.

For loading packages automatically, create a function called
.First and save it in that workspace. Anything in that function
will be carried out when the workspace is loaded.


On Fri, Jul 25, 2008 at 10:27 AM,  <J.delasHeras at ed.ac.uk> wrote:
> Hi everyone,
> I hope there's a simple way to achieve what I want, but I haven't found the
> way.
> I do microarray analysis using R and a number of packages as well as some
> functions created my myself.
> When I save the workspace, it saves all the data structures, that's great...
> But when I click (I'm on Windows XP, if it matters) on teh resulting .RData
> file, I have to reload the functions I made, as well as the relevant
> packages. It is not really a big deal, but sometimes I want to give a
> colleague something I'm working on, and it would be a lot easier to just
> give the .RData file, without adding the extras. Especially when it comes to
> my own functions. I was hoping they'd be saved, because I see them listed
> after 'ls()' but they're not.
> I'm starting to suspect that this is another reason why people build
> packages... but it seems a bit involved, especially in Windows. I was shown
> how to do it in Linux and it wasn't painful, but in Windows... ouch. Tried
> and failed repeatedly. Gave up.
> Any comments appreciated!
> Jose

Sarah Goslee

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