The ContentIndexEvent() constructor creates a new ContentIndexEvent object whose type and other options are configured as specified.

type

A DOMString indicating the event which occurred. For ContentIndexEvent, this is always delete.

eventInitDict Optional

An options object containing any initialization data you want to populate the ContentIndexEvent object with. The options are:

• id: The id of the indexed content you want the ContentIndexEvent to remove.

A ContentIndexEvent object configured using the given inputs.

This examples constructs a new ContentIndexEvent with the relevant id.

var removeData = {
  id : 'unique-content-id'
}

var ciEvent = new ContentIndexEvent('contentdelete', removeData);

ciEvent.id; // should return 'unique-content-id'

• An introductory article on the Content Index API
• An app which uses the Content Index API to list and remove 'save for later' content
• Service Worker API, along with information about Cache and CacheStorage