---
title: MTRAttributeIDType.MTRClusterTestClusterAttributeNullableEnumAttrID
framework: matter
role: symbol
role_heading: Case
path: matter/mtrattributeidtype/mtrclustertestclusterattributenullableenumattrid
---

# MTRAttributeIDType.MTRClusterTestClusterAttributeNullableEnumAttrID

## Declaration

```swift
case MTRClusterTestClusterAttributeNullableEnumAttrID
```