---
title: "readAttributeHarmonicPhases(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclusterelectricalpowermeasurement/readattributeharmonicphases(with:)"
---

# readAttributeHarmonicPhases(with:)

## Declaration

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