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[Home](./index.md) &gt; [server](./server.md) &gt; [BaseColliderOptions](./server.basecollideroptions.md) &gt; [onCollision](./server.basecollideroptions.oncollision.md)

## BaseColliderOptions.onCollision property

The on collision callback for the collider.

**Signature:**

```typescript
onCollision?: CollisionCallback;
```