获取当前一周的开始和结束日期

//获取当前一周的开始和结束日期
function getWeekStarEndTime() {
var now = new Date(); //当前日期
var nowDayOfWeek = now.getDay(); //今天本周的第几天
var nowDay = now.getDate(); //当前日
var nowMonth = now.getMonth(); //当前月
var nowYear = now.getFullYear(); //当前年

//获得本周的开始日期
var getWeekStartDate = new Date(nowYear, nowMonth, nowDay - nowDayOfWeek);
var getWeekStartDate = formatDate(getWeekStartDate) + " 00:00";
//获得本周的结束日期
var getWeekEndDate = new Date(nowYear, nowMonth, nowDay + (6 - nowDayOfWeek));
var getWeekEndDate = formatDate(getWeekEndDate) + " 23:59";

var weekTime = { StartDate: getWeekStartDate, EndDate: getWeekEndDate };
return weekTime;
}

//格式化日期：yyyy-MM-dd
function formatDate(date) {
var myyear = date.getFullYear();
var mymonth = date.getMonth() + 1;
var myweekday = date.getDate();

if (mymonth < 10) {
mymonth = "0" + mymonth;
}
if (myweekday < 10) {
myweekday = "0" + myweekday;
}
return (myyear + "-" + mymonth + "-" + myweekday);
}

 

//格式化日期：yyyy-MM-dd hh:mm:ss
Date.prototype.format = function (format) {
var args = {
"M+": this.getMonth() + 1,
"d+": this.getDate(),
"h+": this.getHours(),
"m+": this.getMinutes(),
"s+": this.getSeconds(),
"q+": Math.floor((this.getMonth() + 3) / 3), //quarter
"S": this.getMilliseconds()
};
if (/(y+)/.test(format))
format = format.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
for (var i in args) {
var n = args[i];
if (new RegExp("(" + i + ")").test(format))
format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? n : ("00" + n).substr(("" + n).length));
}
return format;
};