import { ArrayProperties, IDS, ItemPredicate } from './types';
/**
 * Update item in a collection
 *
 * @example
 *
 *
 * store.update(1, entity => ({
 *   comments: arrayUpdate(entity.comments, 1, { name: 'newComment' })
 * }))
 */
export declare function arrayUpdate<Root extends any[], Entity = any>(keyOrRoot: Root, predicateOrIds: IDS | ItemPredicate<Root[0]>, obj: Partial<Root[0]>, idKey?: string): Root[0][];
/**
 * @deprecated
 */
export declare function arrayUpdate<Root, Entity = any>(keyOrRoot: ArrayProperties<Root>, predicateOrIds: IDS | ItemPredicate<Entity>, obj: Partial<Entity>, idKey?: string): (state: Root) => Root;