---
title: "readAttributeChannelNumber(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclusterwifinetworkdiagnostics/readattributechannelnumber(with:)"
---

# readAttributeChannelNumber(with:)

## Declaration

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