---
title: CFRunLoopTimerContext
framework: corefoundation
role: symbol
role_heading: Structure
path: corefoundation/cfrunlooptimercontext
---

# CFRunLoopTimerContext

A structure that contains program-defined data and callbacks with which you can configure a CFRunLoopTimer’s behavior.

## Declaration

```swift
struct CFRunLoopTimerContext
```

## Topics

### Initializers

- [init()](corefoundation/cfrunlooptimercontext/init().md)
- [init(version:info:retain:release:copyDescription:)](corefoundation/cfrunlooptimercontext/init(version:info:retain:release:copydescription:).md)

### Instance Properties

- [copyDescription](corefoundation/cfrunlooptimercontext/copydescription.md)
- [info](corefoundation/cfrunlooptimercontext/info.md)
- [release](corefoundation/cfrunlooptimercontext/release.md)
- [retain](corefoundation/cfrunlooptimercontext/retain.md)
- [version](corefoundation/cfrunlooptimercontext/version.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)