---
title: "init(data:startDate:endDate:metadata:)"
framework: healthkit
role: symbol
role_heading: Initializer
path: "healthkit/hkcdadocumentsample/init(data:startdate:enddate:metadata:)"
---

# init(data:startDate:endDate:metadata:)

## Declaration

```swift
convenience init(data documentData: Data, startDate: Date, endDate: Date, metadata: [String : Any]?) throws
```