---
title: isZero
framework: spatial
role: symbol
role_heading: Instance Property
path: spatial/rotationaxis3d/iszero
---

# isZero

A Boolean value that indicates whether the rotation axis is zero.

## Declaration

```swift
var isZero: Bool { get }
```

## See Also

### Checking characteristics

- [x](spatial/rotationaxis3d/x-swift.property.md)
- [y](spatial/rotationaxis3d/y-swift.property.md)
- [z](spatial/rotationaxis3d/z-swift.property.md)
- [vector](spatial/rotationaxis3d/vector.md)