google.maps.ElevationStatus constants
The status returned by the ElevationService upon completion of an elevation request. Specify these by value, or by using the constant's name. For example, 'OK' or google.maps.ElevationStatus.OK.
Constants
This request was invalid.
The request did not encounter any errors.
The webpage has gone over the requests limit in too short a period of time.
The webpage is not allowed to use the elevation service for some reason.
A geocoding, directions or elevation request could not be successfully processed, yet the exact reason for the failure is not known.