js 当前日期，所属周的日期范围

js 当前日期，所属周的日期范围

 

function formatDate(date) {

var mymonth = date.getMonth()+1;

var myweekday = date.getDate();

return (mymonth + "月" + myweekday+ "日");

}

function printWeek() {

var now = new Date();

var nowDayOfWeek = now.getDay();

var nowDay = now.getDate();

var nowMonth = now.getMonth();

var nowYear = now.getYear();

nowYear += (nowYear < 2000) ? 1900 : 0;

var weekStartDate = new Date(nowYear, nowMonth, nowDay - nowDayOfWeek+1);

var weekEndDate = new Date(nowYear, nowMonth, nowDay + (7 - nowDayOfWeek));

return formatDate(weekStartDate) + " - " + formatDate(weekEndDate);

}