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# Objective-C Enumerations

## Topics

### Enumerations

[`enum ObjCEnumerationImage`](/documentation/ObjectiveC/ObjCEnumerationImage)

[`var OBJC_CLEAR_RESIDENT_STACK: Int`](/documentation/ObjectiveC/OBJC_CLEAR_RESIDENT_STACK)

[`var OBJC_COLLECT_IF_NEEDED: Int`](/documentation/ObjectiveC/OBJC_COLLECT_IF_NEEDED)

[`var OBJC_EXHAUSTIVE_COLLECTION: Int`](/documentation/ObjectiveC/OBJC_EXHAUSTIVE_COLLECTION)

[`var OBJC_FULL_COLLECTION: Int`](/documentation/ObjectiveC/OBJC_FULL_COLLECTION)

[`var OBJC_GENERATIONAL_COLLECTION: Int`](/documentation/ObjectiveC/OBJC_GENERATIONAL_COLLECTION)

[`var OBJC_RATIO_COLLECTION: Int`](/documentation/ObjectiveC/OBJC_RATIO_COLLECTION)

[`var OBJC_SYNC_NOT_OWNING_THREAD_ERROR: Int`](/documentation/ObjectiveC/OBJC_SYNC_NOT_OWNING_THREAD_ERROR)

[`var OBJC_SYNC_SUCCESS: Int`](/documentation/ObjectiveC/OBJC_SYNC_SUCCESS)

[`var OBJC_WAIT_UNTIL_DONE: Int`](/documentation/ObjectiveC/OBJC_WAIT_UNTIL_DONE)


---

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