maps (version 3.0.0-2)

map.where: Locate points on a map

Description

Returns the region names containing given locations.

Usage

map.where(database = "world", x, y)

Arguments

database
character string naming a geographical database, or a list of x, y, and names. See the documentation for map for more details.
x
vector of longitudes.
y
vector of latitudes.

Value

  • A list of character strings, naming the map region that each (longitude, latitude) pair falls into.

See Also

in.polygon

Examples

Run this code
# NYC
map.where("state", -73.8, 41)
# Auckland
map.where("nz", 174.6, -36.92)
# find both in the world (takes a while)
map.where(x = c(174.6, -73.8), y = c(-36.92, 41))
# with a map object:
m = map("state", "new york", fill = TRUE, plot = FALSE)
map.where(m, -73.8, 41)

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