날짜 관련함수

/**

 *	오늘 날짜 반환

 */

function getToday() {

	var a = new Date();

	return a;

}



/**

 *	이달의 마지막 일 반환

 */

function getMonthEndDate(year, month) {

	 var dt = new Date(year, month, 0);

	 return dt.getDate();

}



/**

 *	이번주 일~토 날짜 반환

 */

function getWeekDate() {

	var currentDay = new Date();  

	var theYear = currentDay.getFullYear();

	var theMonth = currentDay.getMonth();

	var theDate  = currentDay.getDate();

	var theDayOfWeek = currentDay.getDay();

	 

	var thisWeek = [];

	 

	for(var i=0; i<7; i++) {

	  var resultDay = new Date(theYear, theMonth, theDate + (i - theDayOfWeek));

	  var yyyy = resultDay.getFullYear();

	  var mm = Number(resultDay.getMonth()) + 1;

	  var dd = resultDay.getDate();

	 

	  mm = String(mm).length === 1 ? '0' + mm : mm;

	  dd = String(dd).length === 1 ? '0' + dd : dd;

	 

	  thisWeek[i] = yyyy + '-' + mm + '-' + dd;

	}

	 

	return thisWeek;

}