Thenotificationclose event of theServiceWorkerGlobalScope interface fires when a user closes a displayed notification spawned byServiceWorkerRegistration.showNotification().

Notifications created on the main thread or in workers which aren't service workersusing theNotification() constructor willinstead receive aclose event on theNotification objectitself.

This event is not cancelable and does not bubble.

Syntax

Use the event name in methods likeaddEventListener(), or set an event handler property.

addEventListener("notificationclose", (event) => { })onnotificationclose = (event) => { }

Event type

ANotificationEvent. Inherits fromExtendableEvent andEvent.

Event properties

Inherits properties from its ancestor,ExtendableEvent andEvent.

NotificationEvent.notificationRead only

Returns aNotification object representing the notification that was clicked to fire the event.

NotificationEvent.actionRead only

Returns the string ID of the notification button the user clicked. This value returns an empty string if the user clicked the notification somewhere other than an action button, or the notification does not have a button.

Example

// Inside a service worker.self.onnotificationclose = (event) => {  console.log("On notification close: ", event.notification.tag);};

Specifications

Browser compatibility