---
title: Objective-C Root Class
framework: objectivec
role: collectionGroup
role_heading: API Collection
path: objectivec/objective-c-root-class
---

# Objective-C Root Class

This macro annotates a class as being an Objective-C root class.

## Topics

### Constants

- [OBJC_ROOT_CLASS](objectivec/objc_root_class.md)

## See Also

### Constants

- [Boolean Values](objectivec/boolean-values.md)
- [Null Values](objectivec/null-values.md)
- [Dispatch Function Prototypes](objectivec/dispatch-function-prototypes.md)
- [Local Variable Storage Duration](objectivec/local-variable-storage-duration.md)