---
title: "readAttributeNumberOfPositions(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclusterswitch/readattributenumberofpositions(with:)"
---

# readAttributeNumberOfPositions(with:)

## Declaration

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