> For the complete documentation index, see [llms.txt](https://developers.felt.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developers.felt.com/js-sdk-api-reference/ui/uipanelcreateorupdate.md).

# UIPanelCreateOrUpdate

***

The parameters for creating a panel by using [UiController.createOrUpdatePanel](/js-sdk-api-reference/ui/uicontroller.md#createorupdatepanel).

## See

[UIPanel](/js-sdk-api-reference/ui/uipanel.md) for more information about panels.

## Properties

### id

> **id**: `string`

The ID of the panel obtained from [UiController.createPanelId](/js-sdk-api-reference/ui/uicontroller.md#createpanelid).

#### Remarks

Custom IDs are not supported.

***

### title?

> `optional` **title**: `string`

The title to display in the panel header.

***

### onClickClose()?

> `optional` **onClickClose**: (`args`: { `id`: `string`; }) => `void`

A function to call when panel's close button is clicked.

#### Parameters

| Parameter | Type                | Description                           |
| --------- | ------------------- | ------------------------------------- |
| `args`    | { `id`: `string`; } | The arguments passed to the function. |
| `args.id` | `string`            | The id of the panel.                  |

#### Returns

`void`

***

### type?

> `optional` **type**: `"Panel"`

***

### body?

> `optional` **body**: [`UIPanelElementCreate`](/js-sdk-api-reference/ui/uipanelelementcreate.md)\[]

The elements to add to the panel body.

***

### footer?

> `optional` **footer**: [`UIPanelElementCreate`](/js-sdk-api-reference/ui/uipanelelementcreate.md)\[]

The elements to add to the panel footer.

***

### onCreate()?

> `optional` **onCreate**: (`args`: { `id`: `string`; }) => `void`

A function to call when the element is created.

#### Parameters

| Parameter | Type                | Description                           |
| --------- | ------------------- | ------------------------------------- |
| `args`    | { `id`: `string`; } | The arguments passed to the function. |
| `args.id` | `string`            | The id of the element.                |

#### Returns

`void`

***

### onDestroy()?

> `optional` **onDestroy**: (`args`: { `id`: `string`; }) => `void`

A function to call when the element is destroyed.

#### Parameters

| Parameter | Type                | Description                           |
| --------- | ------------------- | ------------------------------------- |
| `args`    | { `id`: `string`; } | The arguments passed to the function. |
| `args.id` | `string`            | The id of the element.                |

#### Returns

`void`


---

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