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 Sensor The definition of 'Proximity Events' in that specification. | Working Draft | Initial specification |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | No | ? | Yes | No | No | No |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | No | No | ? | 15 — 60 | No | No | ? |
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https://developer.mozilla.org/en-US/docs/Web/API/window/onuserproximity