---
title: PlaneAnchor.Geometry.Extent
framework: arkit
role: symbol
role_heading: Structure
path: arkit/planeanchor/geometry-swift.struct/extent-swift.struct
---

# PlaneAnchor.Geometry.Extent

The size of a plane.

## Declaration

```swift
struct Extent
```

## Topics

### Inspecting a plane extent

- [width](arkit/planeanchor/geometry-swift.struct/extent-swift.struct/width.md)
- [height](arkit/planeanchor/geometry-swift.struct/extent-swift.struct/height.md)
- [anchorFromExtentTransform](arkit/planeanchor/geometry-swift.struct/extent-swift.struct/anchorfromextenttransform.md)

### Instance Properties

- [description](arkit/planeanchor/geometry-swift.struct/extent-swift.struct/description.md)

### Default Implementations

- [Equatable Implementations](arkit/planeanchor/geometry-swift.struct/extent-swift.struct/equatable-implementations.md)

## Relationships

### Conforms To

- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Inspecting plane geometry

- [meshFaces](arkit/planeanchor/geometry-swift.struct/meshfaces.md)
- [meshVertices](arkit/planeanchor/geometry-swift.struct/meshvertices.md)
- [extent](arkit/planeanchor/geometry-swift.struct/extent-swift.property.md)