import type { MaybeArray } from '../definitions.js';
export declare function extractArray<T>(arr: MaybeArray<T> | undefined): T[];
export declare function entries<TKey extends string, TValue>(input: Record<TKey, TValue> | Partial<Record<TKey, TValue>>): [TKey, TValue][];
export declare function keys<TKey extends string>(input: Record<TKey, unknown>): TKey[];