---
title: ar_world_tracking_remove_anchor_completion_handler_t
framework: arkit
role: symbol
role_heading: Type Alias
path: arkit/ar_world_tracking_remove_anchor_completion_handler_t
---

# ar_world_tracking_remove_anchor_completion_handler_t

A handler to call upon completion of a request to remove a world anchor.

## Declaration

```occ
typedef void (^)(NSObject<OS_ar_world_anchor> *, _Bool, NSObject<OS_ar_error> *) ar_world_tracking_remove_anchor_completion_handler_t;
```

## See Also

### World tracking

- [ar_world_anchor_create_with_origin_from_anchor_transform](arkit/ar_world_anchor_create_with_origin_from_anchor_transform.md)
- [ar_world_anchor_is_shared_with_nearby_participants](arkit/ar_world_anchor_is_shared_with_nearby_participants.md)
- [ar_world_anchor_shared_with_nearby_participants_create](arkit/ar_world_anchor_shared_with_nearby_participants_create.md)
- [ar_world_anchor_sharing_availability_update_handler_function_t](arkit/ar_world_anchor_sharing_availability_update_handler_function_t.md)
- [ar_world_anchor_sharing_availability_update_handler_t](arkit/ar_world_anchor_sharing_availability_update_handler_t.md)
- [ar_world_tracking_add_anchor_completion_handler_t](arkit/ar_world_tracking_add_anchor_completion_handler_t.md)
- [ar_world_tracking_remove_all_anchors_completion_handler_function_t](arkit/ar_world_tracking_remove_all_anchors_completion_handler_function_t.md)
- [ar_world_tracking_remove_all_anchors_completion_handler_t](arkit/ar_world_tracking_remove_all_anchors_completion_handler_t.md)
- [ar_world_tracking_anchor_update_handler_t](arkit/ar_world_tracking_anchor_update_handler_t.md)
- [ar_world_tracking_configuration_create](arkit/ar_world_tracking_configuration_create.md)
- [ar_world_anchors_enumerate_anchors](arkit/ar_world_anchors_enumerate_anchors.md)
- [ar_world_anchors_enumerate_anchors_f](arkit/ar_world_anchors_enumerate_anchors_f.md)
- [ar_world_anchors_get_count](arkit/ar_world_anchors_get_count.md)
- [ar_world_tracking_provider_create](arkit/ar_world_tracking_provider_create.md)
- [ar_world_tracking_provider_is_supported](arkit/ar_world_tracking_provider_is_supported.md)