<!--
{
  "availability" : [
    "iOS: 9.0.0 -",
    "iPadOS: 9.0.0 -",
    "macCatalyst: 13.0.0 -",
    "macOS: 13.0.0 -",
    "swift: -",
    "visionOS: 1.0.0 -",
    "watchOS: 2.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "HealthKit",
  "identifier" : "/documentation/HealthKit/HKQuantitySample/init(type:quantity:startDate:endDate:device:metadata:)",
  "metadataVersion" : "0.1.0",
  "role" : "Initializer",
  "symbol" : {
    "kind" : "Initializer",
    "modules" : [
      "HealthKit"
    ],
    "preciseIdentifier" : "c:objc(cs)HKQuantitySample(cm)quantitySampleWithType:quantity:startDate:endDate:device:metadata:::SYNTHESIZED::c:objc(cs)HKQuantitySample"
  },
  "title" : "init(type:quantity:startDate:endDate:device:metadata:)"
}
-->

# init(type:quantity:startDate:endDate:device:metadata:)

```
convenience init(type quantityType: HKQuantityType, quantity: HKQuantity, startDate: Date, endDate: Date, device: HKDevice?, metadata: [String : Any]?)
```

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)