---
title: "init(version:refCon:retain:release:)"
framework: Application Services
role: symbol
role_heading: Initializer
platforms: [Mac Catalyst 13.0+, macOS 10.9+, xcode 9.0+]
path: applicationservices/atsfontquerysourcecontext/1778162-init
---

# init(version:refCon:retain:release:)

## Declaration

```swift
init(version: UInt32, refCon: UnsafeMutableRawPointer!, retain: CFAllocatorRetainCallBack!, release: CFAllocatorReleaseCallBack!)
```