[R] can I call user-created functions without source() ?

Michael H. Prager Mike.Prager at noaa.gov
Mon Jun 19 22:06:32 CEST 2006

on 6/19/2006 1:32 PM Spencer Graves said the following:
>       I'd like to echo Duncan's comment about creating 'man' pages for 
> functions.  I find myself writing man pages for functions I may never 
> include in an R package, just because it helps me think through what 
> I'm trying to do.  I think I get better code faster.  It's like 
> preparing a map before starting on a journey through unknown 
> territory:  I may think I know the destination and more or less every 
> step of the way.  However, if it's very far, it helps to make a plan 
> first;  then when I encounter something I hadn't anticipated, it makes 
> it much easier to figure out what to do without sabotaging something else.

Yes, I agree on the value of planning and documentation.  I hope this 
year to have the time to learn the package-generation system, which on 
first impression seems a bit trickier on Windows than on Unix etc. 

Last but not least, thanks for the tips on load() vs. attach().


Michael Prager, Ph.D.
Southeast Fisheries Science Center
NOAA Center for Coastal Fisheries and Habitat Research
Beaufort, North Carolina  28516
** Opinions expressed are personal, not official.  No
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