import type { H3Event } from 'h3';
import type { DataCacheCallbackContext } from '../types/index.js';
import { type UseDataCacheOptions } from './../server/utils/useDataCache.js';
export declare function useDataCache<T>(key: string, providedEvent?: H3Event | null, options?: UseDataCacheOptions | null): Promise<DataCacheCallbackContext<T>>;