---
title: MTRAttributeIDType.MTRClusterTestClusterAttributeNullableStructID
framework: matter
role: symbol
role_heading: Case
path: matter/mtrattributeidtype/mtrclustertestclusterattributenullablestructid
---

# MTRAttributeIDType.MTRClusterTestClusterAttributeNullableStructID

## Declaration

```swift
case MTRClusterTestClusterAttributeNullableStructID
```