[Home](./index.md) > [server](./server.md) > [EventRouter](./server.eventrouter.md) > [offAll](./server.eventrouter.offall.md) ## EventRouter.offAll() method Remove all listeners or all listeners for a provided event type. **Signature:** ```typescript offAll(eventType?: keyof EventPayloads): void; ``` ## Parameters

Parameter	Type	Description
eventType	keyof [EventPayloads](./server.eventpayloads.md)	_(Optional)_ The type of event to remove all listeners from.

**Returns:** void