NavigationPreloadManager: disable() method

The disable() method of the NavigationPreloadManager interface halts the automatic preloading of service-worker-managed resources previously started using enable() It returns a promise that resolves with undefined.

The method may be called in the service worker's activate event handler (before the fetch event handler can be called).

Syntax

js

disable()

Parameters

None.

Return value

A Promise that resolves with undefined.

Exceptions

InvalidStateError DOMException

There is no active worker associated with the registration to which this NavigationPreloadManager belongs.

Examples

The code below shows how to disable preloading, after first using ServiceWorkerRegistration.navigationPreload to test that it is supported.

js

addEventListener("activate", (event) => {
  event.waitUntil(
    (async () => {
      if (self.registration.navigationPreload) {
        // Disable navigation preloads!
        await self.registration.navigationPreload.disable();
      }
    })()
  );
});

Specifications

Specification
Service Workers
# dom-navigationpreloadmanager-disable

Browser compatibility

BCD tables only load in the browser

See also