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# HKCategoryValue

Categories that are undefined.

```
enum HKCategoryValue
```

## Topics

### Constants

[`HKCategoryValueNotApplicable`](/documentation/HealthKit/HKCategoryValue/notApplicable)

A category value for types that don’t have a defined value.

## Relationships

### Conforms To

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Copyable`](/documentation/Swift/Copyable)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`Hashable`](/documentation/Swift/Hashable)

[`Sendable`](/documentation/Swift/Sendable)

[`HKCategoryValuePredicateProviding`](/documentation/HealthKit/HKCategoryValuePredicateProviding)

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`Equatable`](/documentation/Swift/Equatable)

[`Escapable`](/documentation/Swift/Escapable)

---

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