import { StorageType, getDefaultStorage } from "./core";
export declare function filterStorageKeys(predicate: (key: string) => boolean, storage?: StorageType): string[];
export declare function getStorageItems(predicate: (key: string) => boolean, storage?: StorageType): {
    [key: string]: string;
};
export declare function removeStorageKeys(predicate: (key: string) => boolean, storage?: StorageType): void;
export declare function updateStorageItems(predicate: (key: string) => boolean, updateFn: (currentValue: string | null) => string, storage?: StorageType): void;
export { getDefaultStorage, StorageType };