The XRPermissionStatus interface defines the object returned by calling navigator.permissions.query() for the xr permission name; it indicates whether or not the app or site has permission to use WebXR, and may be monitored over time for changes to that permissions tate.
Properties
In addition to the properties listed below, XRPermissionStatus includes the properties defined by its parent interface, PermissionStatus.
An array of strings listing the names of the features for which permission has been granted as of the time at which navigator.permissions.query() was called. Any feature which was specified in either optionalFeatures or requiredFeatures when calling navigator.permissions.query() are listed in granted if and only if permission to use them is granted.