jquery取得本周，上一周，下一周的周一和周日
<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta charset="utf-8" />
<title></title>
<script src="../JS/jquery-1.8.2.js"></script>
<script type="text/javascript">
$(function () {
obaganlestyle(1, 7);
});
function obaganlestyle(snum,lnum)
{
var myDate = new Date();
var day = myDate.getDay();//返回0-6
//var today = new Array(‘星期日‘, ‘星期一‘, ‘星期二‘, ‘星期三‘, ‘星期四‘, ‘星期五‘, ‘星期六‘);
//当天的日期
var endday;
var startday;
endday = getthisDay(-day + lnum); //算得周日
startday = getthisDay(-day + snum);//算的周一
$("#begintime").val(startday + " 00:00:00");
$("#endtime").val(endday + " 59:59:59");
}
//取得日期
function getthisDay(day) {
var today = new Date();
var targetday_milliseconds = today.getTime() + 1000 * 60 * 60 * 24 * day;
today.setTime(targetday_milliseconds); //关键
var tyear = today.getFullYear();
var tMonth = today.getMonth();
var tDate = today.getDate();
if (tDate < 10) {
tDate = "0" + tDate;
}
tMonth = tMonth + 1;
if (tMonth < 10) {
tMonth = "0" + tMonth;
}
return tyear + "-" + tMonth + "-" + tDate + "";
}
//各种日期取得
function getdaybytype(type) {
switch (type) {
case 1:
obaganlestyle(1, 7);
break;
case 2:
obaganlestyle(0,-6);
break;
case 3:
obaganlestyle(8, 14);
break;
default:
break;
}
}
</script>
</head>
<body>
开始时间：<input type="text" id="begintime" value="" /><br />
结束时间：<input type="text" id="endtime" value