PermissionStatus - Web APIs 编辑

Experimental

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

The PermissionStatus interface of the Permissions API provides the state of an object and an event handler for monitoring changes to said state.

Properties

PermissionStatus.state Read only

Returns the state of a requested permission; one of 'granted', 'denied', or 'prompt'.

PermissionStatus.statusRead only

Returns the state of a requested permission; one of 'granted', 'denied', or 'prompt'. Later versions of the specification replace this with PermissionStatus.state.

Event Handler

PermissionStatus.onchange

An event called whenever PermissionStatus.status changes.

Example

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

Specifications

Browser compatibility

BCD tables only load in the browser