hytopia/docs/server.eventrouter.listenercount_1.md

The HYTOPIA SDK makes it easy for developers to create massively multiplayer games using JavaScript or TypeScript.

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[Home](./index.md) &gt; [server](./server.md) &gt; [EventRouter](./server.eventrouter.md) &gt; [listenerCount](./server.eventrouter.listenercount_1.md)

## EventRouter.listenerCount() method

**Signature:**

```typescript
listenerCount(eventType: string): number;
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

eventType


</td><td>

string


</td><td>


</td></tr>
</tbody></table>
**Returns:**

number