---
title: clusterUnitTestingAttributeNullableInt32sID
framework: matter
role: symbol
role_heading: Type Property
path: matter/mtrattributeidtype/clusterunittestingattributenullableint32sid
---

# clusterUnitTestingAttributeNullableInt32sID

## Declaration

```swift
static var clusterUnitTestingAttributeNullableInt32sID: MTRAttributeIDType { get }
```