web api instance property
GeolocationCoordinates: speed property
Secure context
The speed read-only property of the GeolocationCoordinates interface is a double representing the velocity of the device in meters per second. This value is null if the implementation is not able to measure it.
Value
A double representing the velocity of the device in meters per second.
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.