---
title: out
framework: accelerate
role: symbol
role_heading: Instance Property
path: accelerate/bnnsarithmeticunary/out
---

# out

The descriptor of the output.

## Declaration

```swift
var out: BNNSNDArrayDescriptor
```

## See Also

### Inspecting the Properties of an Arithmetic Structure

- [in](accelerate/bnnsarithmeticunary/in.md)
- [in_type](accelerate/bnnsarithmeticunary/in_type.md)
- [out_type](accelerate/bnnsarithmeticunary/out_type.md)