Method insertBefore

packages/react-stately/src/data/useListData.ts:72–72

* Inserts items into the list before the item at the given key. * * @param key - The key of the item to insert before. * @param values - The values to insert.

(key: Key, ...values: T[])

   * @param values - The values to insert.
   */
  insertBefore(key: Key, ...values: T[]): void;

  /**
   * Inserts items into the list after the item at the given key.