//randomize.js
/*global adventurejs A*/

/**
 * Return a random item from an array of strings.
 * @method adventurejs.Game#randomize
 * @memberOf adventurejs.Game
 * @param {String} string
 * @returns {String}
 */
adventurejs.randomize = function Adventurejs_randomize(arr) {
  if (!Array.isArray(arr)) return "";
  return arr[Math.floor(Math.random() * arr.length)];
};