---
title: CFBitVectorGetTypeID()
framework: corefoundation
role: symbol
role_heading: Function
path: corefoundation/cfbitvectorgettypeid()
---

# CFBitVectorGetTypeID()

Returns the type identifier for the CFBitVector opaque type.

## Declaration

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

## Return Value

Return Value The type identifier for the CFBitVector opaque type.

## Discussion

Discussion CFMutableBitVector objects have the same type identifier as CFBitVector objects.