Class for mixing

mixer.js

/**
 * Class for mixing
 * 
 * Use:
 * 		var input = document.querySelector('#input').innerText;
 * 		var output = Mixer.shuffleString(input);
 */
(function(w) {

	var mixer = {};
	w.Mixer = mixer;

	/**
	 * @param  {string} string  String for shuffle
	 * @return {string}         Shuffled string
	 */
	mixer.shuffleString = function(string) {
		var text = string.split('');
		return mixer.shuffleArraySort(text).join('');
	};

	/**
	 * @param  {array} array The array for shuffle
	 * @return {array}       Shuffled array
	 */
	mixer.shuffleArraySort = function (array) {
		for (var j, x, i = array.length; i; j = parseInt(Math.random() * i),
											x = array[--i],
											array[i] = array[j],
											array[j] = x);
		return array;
	};


})(window);