---
title: z
framework: spatial
role: symbol
role_heading: Type Property
path: spatial/rotationaxis3d/z-swift.type.property
---

# z

The z-axis, expressed in unit coordinates.

## Declaration

```swift
static let z: RotationAxis3D
```

## See Also

### Constants

- [x](spatial/rotationaxis3d/x-swift.type.property.md)
- [y](spatial/rotationaxis3d/y-swift.type.property.md)
- [xy](spatial/rotationaxis3d/xy.md)
- [yz](spatial/rotationaxis3d/yz.md)
- [xz](spatial/rotationaxis3d/xz.md)
- [xyz](spatial/rotationaxis3d/xyz.md)
- [zero](spatial/rotationaxis3d/zero.md)