---
title: topLeft
framework: vision
role: symbol
role_heading: Instance Property
path: vision/quadrilateralproviding/topleft
---

# topLeft

The coordinates of the upper-left corner of the quadrilateral.

## Declaration

```swift
var topLeft: NormalizedPoint { get }
```

## See Also

### Getting the normalized points

- [bottomLeft](vision/quadrilateralproviding/bottomleft.md)
- [bottomRight](vision/quadrilateralproviding/bottomright.md)
- [topRight](vision/quadrilateralproviding/topright.md)