On 07/29/12 08:56, arcata wrote:
> I am mapping U.S. state counties in individual states maps, e.g. A map of
> Montana, with county lines.
> How do I fill specific counties with a different color?
>
Do you mean something like:
m <- map("county", "Montana")
map("county", m$names[c(1, 4)], fill=TRUE, col=c(3, 2), add=TRUE)
Ray
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