---
title: CFRunLoopObserverGetTypeID()
framework: corefoundation
role: symbol
role_heading: Function
path: corefoundation/cfrunloopobservergettypeid()
---

# CFRunLoopObserverGetTypeID()

Returns the type identifier for the CFRunLoopObserver opaque type.

## Declaration

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

## Return Value

Return Value The type identifier for the CFRunLoopObserver opaque type.

## See Also

### CFRunLoopObserver Miscellaneous Functions

- [CFRunLoopObserverCreateWithHandler(_:_:_:_:_:)](corefoundation/cfrunloopobservercreatewithhandler(_:_:_:_:_:).md)
- [CFRunLoopObserverCreate(_:_:_:_:_:_:)](corefoundation/cfrunloopobservercreate(_:_:_:_:_:_:).md)
- [CFRunLoopObserverDoesRepeat(_:)](corefoundation/cfrunloopobserverdoesrepeat(_:).md)
- [CFRunLoopObserverGetActivities(_:)](corefoundation/cfrunloopobservergetactivities(_:).md)
- [CFRunLoopObserverGetContext(_:_:)](corefoundation/cfrunloopobservergetcontext(_:_:).md)
- [CFRunLoopObserverGetOrder(_:)](corefoundation/cfrunloopobservergetorder(_:).md)
- [CFRunLoopObserverInvalidate(_:)](corefoundation/cfrunloopobserverinvalidate(_:).md)
- [CFRunLoopObserverIsValid(_:)](corefoundation/cfrunloopobserverisvalid(_:).md)