export declare function flattenObjectSafe(obj: object, delimiter?: string): unknown;
export declare function flattenObject(obj: object, delimiter?: string): unknown;
export declare function unflattenObject(obj: object, delimiter?: string): unknown;
export declare function unsetAll(obj: any, props: Array<Array<string>>): any;
export declare function omitNested(obj: any, props: Array<Array<string>>): any;
