---
title: daysSinceLastExposureThreshold
framework: exposurenotification
role: symbol
role_heading: Instance Property
path: exposurenotification/enexposureconfiguration/dayssincelastexposurethreshold
---

# daysSinceLastExposureThreshold

The number of days to consider when calculating the risk level.

## Declaration

```swift
var daysSinceLastExposureThreshold: Int { get set }
```

## Discussion

Discussion important: This property is available in iOS 12.5, and in iOS 13.7 and later. The default value is 0, meaning no filtering is applied.

## See Also

### Configuring Duration

- [attenuationDurationThresholds](exposurenotification/enexposureconfiguration/attenuationdurationthresholds.md)
- [immediateDurationWeight](exposurenotification/enexposureconfiguration/immediatedurationweight.md)
- [mediumDurationWeight](exposurenotification/enexposureconfiguration/mediumdurationweight.md)
- [nearDurationWeight](exposurenotification/enexposureconfiguration/neardurationweight.md)
- [otherDurationWeight](exposurenotification/enexposureconfiguration/otherdurationweight.md)