保存的 WorldAnchor 的存储对象。
| anchorCount | （只读）获取此 WorldAnchorStore 中保存的世界锚点的数量。 |
| Clear | 清除所有保存的 WorldAnchor。 |
| Delete | 从存储库中删除保存的 WorldAnchor。 |
| Dispose | 清理 WorldAnchorStore 并释放内存。 |
| GetAllIds | 获取当前保存的 WorldAnchor 的所有标识符。 |
| Load | 针对给定标识符从磁盘加载 WorldAnchor 并将其附加到 GameObject。如果 GameObject 具有 WorldAnchor，则将更新该 WorldAnchor。如果未找到锚点，则将返回 null，并且不会修改 GameObject 和附加到该对象的任何现有 WorldAnchor。 |
| Save | 使用提供的标识符保存提供的 WorldAnchor。如果标识符已在使用中，则该方法将返回 false。 |
| GetAsync | 获取 WorldAnchorStore 实例。 |
| GetAsyncDelegate | 从 GetAsync 获取 WorldAnchorStore 时使用的处理程序。 |
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