[R] Installing packages into updated R

[Michael H. Prager]

A minor inconvenience in updating an R installation is remembering which 
packages were installed previously.  Has anyone written a script to 
inspect a previous installation, then get & install the same packages 
into the new installation?

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Michael Prager
NOAA Center for Coastal Fisheries and Habitat Research
Beaufort, North Carolina  28516
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