HKQuantitySample

E240730

HKSample subclass HealthKit class NSObject subclass

HKQuantitySample is a HealthKit class representing a single measured quantity (such as steps, heart rate, or distance) along with its unit and time interval.

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All labels observed (1)

Label	Occurrences
HKQuantitySample canonical	1

Statements (51)

Predicate	Object
instanceOf	HKSample subclass ⓘ HealthKit class ⓘ NSObject subclass ⓘ
associatedWith	HKQuantity ⓘ HKQuantityType ⓘ HKUnit ⓘ
category	health data sample ⓘ
conformsTo	NSCopying ⓘ NSSecureCoding ⓘ
definedIn	HealthKit framework ⓘ
frameworkOwner	Apple Inc. ⓘ surface form: Apple
hasInitializer	+quantitySampleWithType:quantity:startDate:endDate: ⓘ +quantitySampleWithType:quantity:startDate:endDate:metadata: ⓘ -initWithType:quantity:startDate:endDate:metadata: ⓘ
hasProperty	device ⓘ endDate ⓘ metadata ⓘ quantity ⓘ quantityType ⓘ sourceRevision ⓘ startDate ⓘ
header	HealthKit/HKQuantitySample.h ⓘ
immutable	yes ⓘ
inheritsFrom	NSObject ⓘ surface form: HKObject HKSample ⓘ NSObject ⓘ
introducedIn	iOS ⓘ surface form: iOS 8.0 macOS 13.0 ⓘ watchOS ⓘ surface form: watchOS 2.0
language	Objective-C ⓘ Swift ⓘ
platform	iOS ⓘ macOS ⓘ watchOS ⓘ
represents	single measured quantity ⓘ
retrievedVia	HKHealthStore ⓘ
storedIn	HealthKit framework ⓘ surface form: HealthKit store
supports	HKDevice association ⓘ HKSourceRevision association ⓘ metadata dictionary ⓘ
threadSafety	not thread-safe for mutation ⓘ
timeInterval	startDate to endDate ⓘ
usedFor	blood glucose ⓘ blood pressure ⓘ body mass ⓘ distance ⓘ energy burned ⓘ environmental measurements ⓘ heart rate ⓘ respiratory rate ⓘ steps ⓘ

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

HealthKit framework → dataModel → HKQuantitySample ⓘ

subject surface form: HealthKit