Function GeodeticCoordinate.longitude

Geodetic longitude.

Longitude!T longitude() const pure nothrow @nogc @property @safe;

Example

Example reading geodetic longitude. 

import geodesy;
const point = GeodeticCoordinate!double.fromComponents(
    Latitude!double.fromDegrees(48.0),
    Longitude!double.fromDegrees(16.0));
assert(point.longitude.degrees == 16.0);