---
title: "IOCFSerialize(_:_:)"
framework: IOKit
role: symbol
role_heading: Function
platforms: [iOS 18.4+, iPadOS 18.4+, Mac Catalyst 13.0+, macOS 10.0+, visionOS 2.4+]
path: iokit/1403329-iocfserialize
---

# IOCFSerialize(_:_:)

## Declaration

```swift
func IOCFSerialize(_ object: CFTypeRef!, _ options: CFOptionFlags) -> CFData!
```