interface CacheContent<K, T> {
    id: K;
    value: T;
    addedAt: number;
}
declare class MemoryCache<K = string, T = unknown> {
    private caches;
    constructor();
    add(id: K, value: T): void;
    get<R = T>(id: K): CacheContent<K, R> | null;
    has(id: K): boolean;
    clear(): void;
}

export { MemoryCache as default };