ServiceWorkerContainer.getRegistrations()

The getRegistrations() method of the ServiceWorkerContainer interface returns all ServiceWorkerRegistrations associated with a ServiceWorkerContainer in an array. If the method can't return ServiceWorkerRegistrations, it returns a Promise.

Syntax

ServiceWorkerContainer.getRegistrations().then(function(ServiceWorkerRegistrations) { ... });

Parameters

None.

Return value

A Promise that resolves to an array of ServiceWorkerRegistration objects.

Example

navigator.serviceWorker.getRegistrations().then(function(registrations) {
  document.querySelector('#status').textContent = 'ServiceWorkerRegistrations found.';
});

Specifications

Browser compatibility