---
title: "init(version:retain:release:copyDescription:equal:)"
framework: corefoundation
role: symbol
role_heading: Initializer
path: "corefoundation/cfdictionaryvaluecallbacks/init(version:retain:release:copydescription:equal:)"
---

# init(version:retain:release:copyDescription:equal:)

## Declaration

```swift
init(version: CFIndex, retain: CFDictionaryRetainCallBack!, release: CFDictionaryReleaseCallBack!, copyDescription: CFDictionaryCopyDescriptionCallBack!, equal: CFDictionaryEqualCallBack!)
```