---
title: "writeAttributeActiveLocale(withValue:completion:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbaseclusterlocalizationconfiguration/writeattributeactivelocale(withvalue:completion:)"
---

# writeAttributeActiveLocale(withValue:completion:)

## Declaration

```swift
func writeAttributeActiveLocale(withValue value: String, completion: @escaping @Sendable ((any Error)?) -> Void)
```

```swift
func writeAttributeActiveLocale(withValue value: String) async throws
```