Last data update: 2014.03.03
R: Elevation of a set of specific locations
Elevation of a set of specific locations
Description
Obtaining elevation at a set of given locations. Note that using this function you are agreeing to the Google Maps API Terms of Service at https://developers.google.com/maps/terms.
Usage
ggele(lat=0,lon=0, output=c('elevation','elevation/resolution','all'))
Arguments
lat, lon
numeric objects. latitude and longitude of a location in decimal degrees
output
elevation; elevation and its corresponding resolution or the original JSON output (in a list format)
Value
If output="elevation", a numeric vector is returned with the elevation in metres.
If output="elevation/resolution", a data frame is return with the elevation and its corresponding resolution in metres.
If output="all", a list is returned with full JSON query output.
Author(s)
Stan Yip
Examples
# Get the elevation of a location in Hong Kong
## Not run:
ggele(lat=22.39643,lon=114.1095)
## End(Not run)
Results