function arrayEach(array, iteratee) {
	  var index = -1,
	      length = array == null ? 0 : array.length;

	  while (++index < length) {
	    if (iteratee(array[index], index, array) === false) {
	      break;
	    }
	  }
	  return array;
	}
Clone the input removing any reference
@param mixed input
@return mixed