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

type

A string with the name of the event. It is case-sensitive and browsers always set it to contentdelete.

options

An object that, in addition of the properties defined in ExtendableEvent(), has the following properties:

id

The id of the indexed content you want the ContentIndex object to remove.

A new ContentIndexEvent object configured using the given options.

This examples constructs a new ContentIndexEvent with the relevant id.

const removeData = {
  id: "unique-content-id",
};

const 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