---
title: HKMetadataKeyDevicePlacementSide
framework: healthkit
role: symbol
role_heading: Global Variable
path: healthkit/hkmetadatakeydeviceplacementside
---

# HKMetadataKeyDevicePlacementSide

The key for metadata indicating the placement of the device that measured a sample.

## Declaration

```swift
let HKMetadataKeyDevicePlacementSide: String
```

## Discussion

Discussion This key takes an NSNumber that contains a value from HKDevicePlacementSide. For mobility samples, like walkingSpeed or walkingDoubleSupportPercentage, this metadata key records the placement of the device as determined by the system.

## See Also

### Device Information Keys

- [HKMetadataKeyDeviceSerialNumber](healthkit/hkmetadatakeydeviceserialnumber.md)
- [HKMetadataKeyUDIDeviceIdentifier](healthkit/hkmetadatakeyudideviceidentifier.md)
- [HKMetadataKeyUDIProductionIdentifier](healthkit/hkmetadatakeyudiproductionidentifier.md)
- [HKMetadataKeyDigitalSignature](healthkit/hkmetadatakeydigitalsignature.md)
- [HKMetadataKeyDeviceName](healthkit/hkmetadatakeydevicename.md)
- [HKMetadataKeyDeviceManufacturerName](healthkit/hkmetadatakeydevicemanufacturername.md)
- [HKDevicePlacementSide](healthkit/hkdeviceplacementside.md)
- [HKMetadataKeyAppleDeviceCalibrated](healthkit/hkmetadatakeyappledevicecalibrated.md)