---
title: releaseBytePointer
framework: coregraphics
role: symbol
role_heading: Instance Property
path: coregraphics/cgdataproviderdirectcallbacks/releasebytepointer
---

# releaseBytePointer

A pointer to a function that Core Graphics calls to release a pointer to the provider’s data. For more information, see CGDataProviderReleaseBytePointerCallback.

## Declaration

```swift
var releaseBytePointer: CGDataProviderReleaseBytePointerCallback?
```

## See Also

### Instance Properties

- [getBytePointer](coregraphics/cgdataproviderdirectcallbacks/getbytepointer.md)
- [getBytesAtPosition](coregraphics/cgdataproviderdirectcallbacks/getbytesatposition.md)
- [releaseInfo](coregraphics/cgdataproviderdirectcallbacks/releaseinfo.md)
- [version](coregraphics/cgdataproviderdirectcallbacks/version.md)