---
title: VNElementType.unknown
framework: vision
role: symbol
role_heading: Case
path: vision/vnelementtype/unknown
---

# VNElementType.unknown

The element type isn’t known.

## Declaration

```swift
case unknown
```

## See Also

### Element Types

- [VNElementType.float](vision/vnelementtype/float.md)
- [VNElementType.double](vision/vnelementtype/double.md)