<!-- Public documentation export; not library implementation source. -->
# IDropdownApi

[Integration guide](https://docs.lumencharts.com/charting-library/reference/compatibility) · [Reference index](https://docs.lumencharts.com/charting-library/api/)

Public contract reference. This declaration describes types and callback shapes; availability is constrained by the linked integration guide and the runtime capability. Legacy product-specific fields are not a promise of implementation.

## applyOptions {#applyoptions}

```ts
applyOptions(options: DropdownUpdateParams): void;
```

Use the type signature above and the integration guide for the owning capability.

| Parameter | Type | Required |
| --- | --- | --- |
| `options` | `DropdownUpdateParams` | Yes |

## remove {#remove}

```ts
remove(): void;
```

Use the type signature above and the integration guide for the owning capability.

## Related types

- [DropdownUpdateParams](https://docs.lumencharts.com/charting-library/api/DropdownUpdateParams)

---
Documentation page: https://docs.lumencharts.com/charting-library/api/IDropdownApi