# TerminalVirtualizerOptions

Source: /tuil/docs/reference/packages/virtual/api/terminal-virtualizer-options
Locale: en

interface exported by @mwillbanks/tuil-virtual.



{/* Generated by tooling/docs/generate-reference.ts. */}

## interface [#interface]

Public interface exported by `@mwillbanks/tuil-virtual`.

```ts
export interface TerminalVirtualizerOptions {
  readonly count: number;
  readonly viewportSize: number;
  readonly scrollOffset: number;
  readonly itemSize?: number;
  readonly overscan?: number;
}
```

## Members [#members]

| Member         | Type                  | Required | Description                                                    | Related types |
| -------------- | --------------------- | -------- | -------------------------------------------------------------- | ------------- |
| `count`        | `number`              | Yes      | The `count` member uses the `number` contract.                 | —             |
| `viewportSize` | `number`              | Yes      | The `viewportSize` member uses the `number` contract.          | —             |
| `scrollOffset` | `number`              | Yes      | The `scrollOffset` member uses the `number` contract.          | —             |
| `itemSize`     | `number \| undefined` | No       | The `itemSize` member uses the `number \| undefined` contract. | —             |
| `overscan`     | `number \| undefined` | No       | The `overscan` member uses the `number \| undefined` contract. | —             |

## Parameters [#parameters]

This declaration has no public members.

## Returns [#returns]

This declaration does not return a value.

## Throws [#throws]

No thrown errors are documented for this declaration.

## Related types [#related-types]

No package-local related types.

## Source [#source]

[View the secondary source reference](https://github.com/mwillbanks/tuil/blob/main/packages/virtual/src/index.ts)

## Package [#package]

[@mwillbanks/tuil-virtual](/tuil/docs/reference/packages/virtual)