web api instance property
WorkerNavigator: serviceWorker property
Secure contextAvailable in workers
The serviceWorker read-only property of the WorkerNavigator interface returns the ServiceWorkerContainer object for the associated document, which provides access to registration, removal, upgrade, and communication with the ServiceWorker.
The feature may not be available in private mode.
Value
Examples
This code checks if the browser supports using service worker in workers.
if ("serviceWorker" in navigator) {
// Supported!
}
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.