revgeocode function

Reverse geocode

Reverse geocodes (looks up the address of) a longitude/latitude location using the Google Geocoding API. Note: To use Google's Geocoding API, you must first enable the API in the Google Cloud Platform Console. See register_google().

revgeocode(
  location,
  output = c("address", "all"),
  force = FALSE,
  urlonly = FALSE,
  override_limit = FALSE,
  ext = "com",
  inject = "",
  ...
)

Arguments

• location: a location in longitude/latitude format
• output: "address" or "all"
• force: force online query, even if cached (previously downloaded)
• urlonly: return only the url?
• override_limit: override the current query rate
• ext: top level domain extension (e.g. "com", "co.nz")
• inject: character string to add to the url
• ...: ...

Returns

a character(1) address or a list (the parsed json output from Google)

Examples

## Not run:
 requires Google API key, see ?register_google

## basic usage
########################################

( gc <- as.numeric(geocode("the white house")) )
revgeocode(gc)
str(revgeocode(gc, output = "all"), 3)
## End(Not run)

See Also

https://developers.google.com/maps/documentation/geocoding/

Author(s)

David Kahle david@kahle.io