ServiceWorkerContainer: getRegistrations() method
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2018.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Note: This feature is available in Web Workers.
The getRegistrations() method of the ServiceWorkerContainer interface gets all ServiceWorkerRegistrations associated with a ServiceWorkerContainer, in an array. The method returns a Promise that resolves to an array of ServiceWorkerRegistration.
Syntax
js
getRegistrations() Parameters
None.
Return value
A Promise that resolves to an array of ServiceWorkerRegistration objects.
Examples
js
navigator.serviceWorker.getRegistrations().then((registrations) => { document.querySelector("#status").textContent = "ServiceWorkerRegistrations found."; }); Specifications
| Specification |
|---|
| Service Workers Nightly # navigator-service-worker-getRegistrations |