interface Keys {
    <T extends Record<any, any>>(x: T): Array<keyof T & string>;
    <T>(x: T): string[];
}
/**
 * Returns a list containing the names of all the enumerable own properties of
 * the supplied object.
 * Note that the order of the output array is not guaranteed to be consistent
 * across different JS platforms.
 *
 * @param {Object} obj The object to extract properties from
 * @return {Array} An array of the object's own properties.
 * @example
 *
 *      keys({a: 1, b: 2, c: 3}); //=> ['a', 'b', 'c']
 */
declare const _default: Keys;
export default _default;