---
title: "readAttributeNullableInt48u(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclusterunittesting/readattributenullableint48u(with:)"
---

# readAttributeNullableInt48u(with:)

## Declaration

```swift
func readAttributeNullableInt48u(with params: MTRReadParams?) -> [String : Any]?
```