---
title: Adaptive
framework: mapkitjs
role: symbol
role_heading: Enumeration Case
path: mapkitjs/distanceunitsystem/adaptive
---

# Adaptive

A measurement system that adapts to the map’s language.

## Declaration

```data
readonly Adaptive: "adaptive";
```

## Discussion

Discussion MapKit JS chooses the measurement system — either metric or imperial — based on the map’s language.

## See Also

### Distance values

- [Metric](mapkitjs/distanceunitsystem/metric.md)
- [Imperial](mapkitjs/distanceunitsystem/imperial.md)