export declare function isEmptyObject(obj: Record<string, unknown>): boolean;
export declare function isNullOrUndefined(value: unknown): value is undefined | null;
export declare function isEmptyArray(arr: unknown): boolean;
export declare function isValidEmail(email: string): RegExpMatchArray | null;
export declare function isValidHttpUrl(stringurl: string): boolean;
export declare function isValidUrl(stringurl: string): boolean;
export declare function getSingleParam<TParam = unknown>(params: [TParam] | Record<string, TParam>, paramName: string): TParam;
export declare function isEmpty(value: unknown): boolean;
export declare function isAllNullOrUndefined(value: Array<unknown>): boolean;