---
title: timeStampBegin
framework: metrickit
role: symbol
role_heading: Instance Property
path: metrickit/mxmetricpayload/timestampbegin
---

# timeStampBegin

The starting time of the reporting period.

## Declaration

```swift
var timeStampBegin: Date { get }
```

## See Also

### Reading information about the payload

- [timeStampEnd](metrickit/mxmetricpayload/timestampend.md)
- [includesMultipleApplicationVersions](metrickit/mxmetricpayload/includesmultipleapplicationversions.md)
- [latestApplicationVersion](metrickit/mxmetricpayload/latestapplicationversion.md)
- [metaData](metrickit/mxmetricpayload/metadata.md)