/**
 * @author       Richard Davey <rich@photonstorm.com>
 * @copyright    2018 Photon Storm Ltd.
 * @license      {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
 */
/**
 * Swaps the position of two elements in the given array.
 * The elements must exist in the same array.
 * The array is modified in-place.
 *
 * @function Phaser.Utils.Array.Swap
 * @since 3.4.0
 *
 * @param {array} array - The input array.
 * @param {*} item1 - The first element to swap.
 * @param {*} item2 - The second element to swap.
 *
 * @return {array} The input array.
 */
declare var Swap: (array: any, item1: any, item2: any) => any;