Bluetooth.onavailabilitychanged
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The onavailabilitychanged
property of the Bluetooth
interface is an event handler that processes availabilitychanged
events that fire when the Bluetooth system as a whole becomes available or unavailable to the User Agent.
Syntax
Bluetooth.onavailabilitychanged = functionRef;
Value
functionRef
is the handler function to be called when the Bluetooth availabilitychanged
event fires.
Specifications
Specification |
---|
Web Bluetooth # bluetooth |
Browser compatibility
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
onavailabilitychanged |
56 |
79 |
No |
No |
43 |
No |
No |
56 |
No |
43 |
No |
6.0 |
See also
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https://developer.mozilla.org/en-US/docs/Web/API/Bluetooth/onavailabilitychanged