var myUtil = {
	setDate: function(year, startDate, num) {
		var date = getDate(year + '-' + startDate);
		date.setDate(date.getDate() + num);
		date = getDate(date).getDate();
		return date;
	},
	
	// dateDiff: function(firstDate,secondDate) {
	// 	var firstDate = new Date(firstDate);
	// 	var secondDate = new Date(secondDate);
	// 	var diff = Math.abs(firstDate.getTime() - secondDate.getTime());
	// 	var result = parseInt(diff / (1000 * 60 * 60 * 24));
	// 	return result;
	// },
};

module.exports = {
	setDate: myUtil.setDate,
};