---
title: boundaryVertexCount
framework: arkit
role: symbol
role_heading: Instance Property
path: arkit/arplanegeometry/boundaryvertexcount
---

# boundaryVertexCount

The number of elements in the boundaryVertices buffer.

## Declaration

```occ
@property (nonatomic, readonly) NSUInteger boundaryVertexCount;
```

## See Also

### Finding Boundary Points

- [boundaryVertices](arkit/arplanegeometry/boundaryvertices-6nbee.md)