PermissionStatus.onchange

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The onchange event handler of the PermissionStatus interface is called whenever the PermissionStatus.state property changes.

Syntax

PermissionStatus.onchange = function() { ... }
PermissionStatus.addEventListener('change', function() { ... })

Example

navigator.permissions.query({name:'geolocation'}).then(function(permissionStatus) {
  console.log('geolocation permission state is ', permissionStatus.state);
  permissionStatus.onchange = function() {
    console.log('geolocation permission state has changed to ', this.state);
  };
});

Specifications

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
onchange
43
79
46
No
Yes
No
No
43
46
Yes
No
4.0

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https://developer.mozilla.org/en-US/docs/Web/API/PermissionStatus/onchange