The near property tell if there is an object close to the device (true) or not (false).

API Firefox OS Property Proximity

API Interface Proximity Events Reference Référence

API Experimental Expérimental Proximity Events Reference Référence

API Experimental Expérimental Interface Proximity Events

The Window.onuserproxymity property represents an EventHandler, that is a function to be called when the userproximity event occurs. These events are of type UserProximityEvent and occur when the the device sensor detects that an object becomes nearby.

API Experimental Expérimental NeedsBetterSpecLink Property Proximity Events Reference Référence Window

API DeviceProximityEvent Experimental Expérimental NeedsBetterSpecLink NeedsExample NeedsMarkupWork Property Proximity Events Reference Référence

API DeviceProximityEvent Experimental Expérimental NeedsBetterSpecLink NeedsExample NeedsMarkupWork Property Proximity Events Reference Référence

API DeviceProximityEvent Experimental Expérimental NeedsBetterSpecLink NeedsExample NeedsMarkupWork Property Proximity Events Reference Référence

Specifies an event listener to receive deviceproximity events. These events occur when the device sensor detects that an object becomes closer to or farther from the device.

API Event Handler Experimental Expérimental NeedsMarkupWork Property Proximity Events Reference Référence Window