---
title: "init(rawValue:)"
framework: AVFoundation
role: symbol
role_heading: Initializer
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, macOS 27.0+, tvOS 27.0+]
path: "avfoundation/avcaptureancillarydatauserkey/init(rawvalue:)"
---

# init(rawValue:)

## Declaration

```swift
init(rawValue: String)
```