---
title: daysSinceOnsetOfSymptoms
framework: exposurenotification
role: symbol
role_heading: Instance Property
path: exposurenotification/enexposureinfo/dayssinceonsetofsymptoms
---

# daysSinceOnsetOfSymptoms

The number of days since the onset of symptoms.

## Declaration

```swift
var daysSinceOnsetOfSymptoms: Int { get }
```

## Discussion

Discussion The default value is ENDaysSinceOnsetOfSymptomsUnknown.

## See Also

### Exposure Criteria

- [attenuationDurations](exposurenotification/enexposureinfo/attenuationdurations.md)
- [attenuationValue](exposurenotification/enexposureinfo/attenuationvalue.md)
- [date](exposurenotification/enexposureinfo/date.md)
- [duration](exposurenotification/enexposureinfo/duration.md)
- [totalRiskScore](exposurenotification/enexposureinfo/totalriskscore.md)
- [totalRiskScoreFullRange](exposurenotification/enexposureinfo/totalriskscorefullrange.md)
- [transmissionRiskLevel](exposurenotification/enexposureinfo/transmissionrisklevel.md)
- [ENAttenuation](exposurenotification/enattenuation.md)
- [metadata](exposurenotification/enexposureinfo/metadata.md)
- [diagnosisReportType](exposurenotification/enexposureinfo/diagnosisreporttype.md)
- [ENDaysSinceOnsetOfSymptomsUnknown](exposurenotification/endayssinceonsetofsymptomsunknown.md)