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# meshInstances(at:)

Returns the mesh instance array at the given slot index, or `nil` if the slot is unoccupied.

```
final func meshInstances(at index: Int) -> LowLevelMeshInstanceArray?
```

## Parameters

`index`

The zero-based slot index to retrieve.

## Return Value

The [`LowLevelMeshInstanceArray`](/documentation/RealityKit/LowLevelMeshInstanceArray) at `index`, or `nil` if the slot is unoccupied.

---

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