/**
 * Gets the size of collection by returning the number of its own enumerable string keyed properties.
 *
 * Contribution to minified bundle size, when it is the only function imported:
 * - Lodash: 3,301 bytes
 * - Micro-dash: 178 bytes
 */
export declare function size(collection: object): number;
export declare function size(collection: any[] | string): number;