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API > API/Runtime > API/Runtime/HeadMountedDisplay > API/Runtime/HeadMountedDisplay/IXRTrackingSystem
- IXRTrackingSystem::GetTrackedDevicePropertySerialNumber()
- FXRTrackingSystemBase::GetTrackedDevicePropertySerialNumber()
References
| Module | HeadMountedDisplay |
| Header | /Engine/Source/Runtime/HeadMountedDisplay/Public/IXRTrackingSystem.h |
| Include | #include "IXRTrackingSystem.h" |
FString GetTrackedDevicePropertySerialNumber
&40;
int32 DeviceId
&41;
Remarks
If the device id represents a tracking sensor, reports the serial number as a string if the device supports it. the serial number of the device if it's available.
Parameters
| Name | Description |
|---|---|
| DeviceId | the device to request information for. |