Web/API/ServiceWorkerGlobalScope/oncontentdelete

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The oncontentdelete property of the ServiceWorkerGlobalScope interface is an event handler fired when an item is removed from the indexed content via the user agent.

Syntax

ServiceWorkerGlobalScope.oncontentdelete = function(event) { ... };

Examples

The following example uses a contentdelete event handler to remove cached content related to the deleted index item.

self.addEventListener('contentdelete', event => {
  event.waitUntil(
    caches.open('cache-name').then(cache => {
      return Promise.all([
        cache.delete(`/icon/${event.id}`),
        cache.delete(`/content/${event.id}`)
      ])
    })
  );
});

Specifications

Specification	Status	Comment
Content Index APIThe definition of 'contentdelete' in that specification.	Editor's Draft	Initial definition.

Browser compatibility

The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

No compatibility data found. Please contribute data for "api.ServiceWorkerGlobalScope.contentdelete" (depth: 1) to the MDN compatibility data repository.

See also

• Content Index API
• An introductory article on the Content Index API
• An app which uses the Content Index API to list and remove 'save for later' content

ServiceWorkerGlobalScope.oncontentdelete by Mozilla Contributors is licensed under CC-BY-SA 2.5.