Contents

HKDocumentType

A sample type used to create queries for documents.

Declaration

class HKDocumentType

Overview

To create a document type instance, use the HKObjectType class’s documentType(forIdentifier:) convenience method.

Subclassing Notes

Like many HealthKit classes, document types are not extensible and should not be subclassed.

Additionally, this class reuses the same instance whenever possible. Letting multiple queries share the same document type helps reduce the overall memory usage.

Topics

Creating Document Types

See Also

Medical records