---
title: CFRunLoopGetTypeID()
framework: corefoundation
role: symbol
role_heading: Function
path: corefoundation/cfrunloopgettypeid()
---

# CFRunLoopGetTypeID()

Returns the type identifier for the CFRunLoop opaque type.

## Declaration

```swift
func CFRunLoopGetTypeID() -> CFTypeID
```

## Return Value

Return Value The type identifier for the CFRunLoop opaque type.