ServiceWorkerContainer: controllerchange event

The controllerchange event of the ServiceWorkerContainer interface fires when the document's associated ServiceWorkerRegistration acquires a new active worker.

Syntax

Use the event name in methods like addEventListener(), or set an event handler property.

js

addEventListener("controllerchange", (event) => {});

oncontrollerchange = (event) => {};

Event type

A generic Event.

Example

js

// TBD

Specifications

Specification
Service Workers
# dom-serviceworkercontainer-oncontrollerchange

Browser compatibility

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