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.
window.onuserproximity = eventHandler
| Specification | Status | Comment |
|---|---|---|
| Proximity Events The definition of 'Proximity Events' in that specification. | Working Draft | Initial specification |
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | No support | (Yes) | No support | No support | No support |
| Feature | Android | Chrome for Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Basic support | No support | No support | 15.0 (15.0) | No support | No support | No support |
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https://developer.mozilla.org/en-US/docs/Web/API/window/onuserproximity