# rowExpandingFeature

```ts
const rowExpandingFeature: TableFeature;
```

Defined in: [features/row-expanding/rowExpandingFeature.ts:29](https://github.com/TanStack/table/blob/main/packages/table-core/src/features/row-expanding/rowExpandingFeature.ts#L29)

Feature that adds row expansion state and APIs for expandable row trees.