ServiceWorkerRegistration: updatefound event
The updatefound
event of the
ServiceWorkerRegistration
interface is fired any time the ServiceWorkerRegistration.installing
property acquires a new service worker.
Syntax
Use the event name in methods like addEventListener()
, or set an event handler property.
addEventListener('updatefound', event => { });
onupdatefound = event => { };
Event type
A generic Event
.
Examples
const registration = await navigator.serviceWorker.getRegistration();
if (registration) {
registration.addEventListener('updatefound', () => {
console.log('Service Worker update found!');
});
}
Specifications
No specification found
No specification data found for api.ServiceWorkerRegistration.updatefound_event
.
Check for problems with this page or contribute a missing spec_url
to mdn/browser-compat-data. Also make sure the specification is included in w3c/browser-specs.
Browser compatibility
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.
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