Secure context
This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The Coordinates.altitude read-only property is a double representing the altitude of the position in meters, relative to sea level. This value is null if the implementation cannot provide this data.
Syntax
alt = coordinates.altitude
Specifications
| Specification | Status | Comment |
|---|---|---|
| Geolocation API The definition of 'Coordinates.altitude' in that specification. |
Recommendation | Initial definition |
Browser compatibility
See also
- Using geolocation
- The
Coordinatesinterface it belongs to.