---
title: ar_anchor_get_identifier
framework: arkit
role: symbol
role_heading: Function
path: arkit/ar_anchor_get_identifier
---

# ar_anchor_get_identifier

Gets the unique identifier that distinguishes this anchor from all other anchors.

## Declaration

```occ
extern void ar_anchor_get_identifier(ar_anchor_t anchor, uuid_t out_identifier);
```

## See Also

### Anchors

- [ar_anchor_get_timestamp](arkit/ar_anchor_get_timestamp.md)
- [ar_anchor_get_origin_from_anchor_transform](arkit/ar_anchor_get_origin_from_anchor_transform.md)
- [ar_trackable_anchor_is_tracked](arkit/ar_trackable_anchor_is_tracked.md)
- [ar_anchor_t](arkit/ar_anchor_t.md)
- [ar_mesh_anchor_t](arkit/ar_mesh_anchor_t.md)
- [ar_mesh_anchors_t](arkit/ar_mesh_anchors_t.md)
- [ar_mesh_anchors_enumerator_t](arkit/ar_mesh_anchors_enumerator_t.md)
- [ar_image_anchor_t](arkit/ar_image_anchor_t.md)
- [ar_image_anchors_t](arkit/ar_image_anchors_t.md)
- [ar_image_anchors_enumerator_t](arkit/ar_image_anchors_enumerator_t.md)
- [ar_hand_anchor_t](arkit/ar_hand_anchor_t.md)
- [ar_trackable_anchor_t](arkit/ar_trackable_anchor_t.md)
- [ar_world_anchor_t](arkit/ar_world_anchor_t.md)
- [ar_world_anchors_t](arkit/ar_world_anchors_t.md)
- [ar_world_anchors_enumerator_t](arkit/ar_world_anchors_enumerator_t.md)