---
title: w
framework: mapkitjs
role: symbol
role_heading: Instance Property
path: mapkitjs/mappoint/w
---

# w

The w component of a map point.

## Declaration

```data
w: number;
```

## Discussion

Discussion The value is always 1.

## See Also

### Defining a map point

- [x](mapkitjs/mappoint/x.md)
- [y](mapkitjs/mappoint/y.md)
- [z](mapkitjs/mappoint/z.md)