tigris (version 0.5)

nation: Download a US national boundary shapefile into R

Description

Download a US national boundary shapefile into R

Usage

nation(resolution = "5m", year = NULL)

Arguments

resolution

The resolution of the cartographic boundary file. Defaults to '5m'; options include '5m' (1:5 million) and '20m' (1:20 million).

year

the data year (defaults to 2015).

...

arguments to be passed to the underlying `load_tiger` function, which is not exported. Options include refresh, which specifies whether or not to re-download shapefiles (defaults to FALSE).

See Also

Other national cartographic boundary functions: divisions, regions

Examples

## Not run: ------------------------------------
# library(tigris)
# library(leaflet)
# 
# boundary <- nation(resolution = '20m')
# 
# leaflet(boundary) %>%
#    addTiles() %>%
#    addPolygons()
## ---------------------------------------------