[R] R package: Where to put code to Run Once Only?

Uwe Ligges ligges at statistik.tu-dortmund.de
Mon Apr 6 16:24:03 CEST 2009



Ken-JP wrote:
> 
> Is there a specific place where we can place code to run once only in a
> package?
> 
> I have code that switches based on Sys.info()[["nodename"]] - but since this
> just about never changes, I would like to run it only once when someone
> runs:
> 
> require( mypackage ) or library( vte )
> 
> I'm tempted to have some free-floating code in global space (in one of my
> package's .R files), but it just seems so wrong/hacky to do it this way.
> 
> Where is the proper place to put this code?

That fine, in principle, convention is to have code in zzz.R, see 
Writing R Extzensions.

Uwe Ligges


> - Ken
> 
> 
>




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