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Navigator: permissions property - Web APIs | MDN
Navigator: permissions property Baseline Widely available
The permissions
read-only property of the Navigator
interface returns a
Permissions
object that can be used to query and update permission
status of APIs covered by the Permissions API .
navigator.permissions.query({ name: "geolocation" }).then((result) => {
if (result.state === "granted") {
showMap();
} else if (result.state === "prompt") {
showButtonToEnableMap();
}
// Don't do anything if the permission was denied.
});