发一个自己以前写的javascript 用到jQuery框架附DEMO 前端可以用 - 黑马程序员技术交流社区

//计算日期
function GetDateStr(num) {
var otherDay = new Date();
otherDay.setDate(otherDay.getDate() + num);//获取num天后的日期
var otherY = otherDay.getFullYear();
var otherM = otherDay.getMonth() + 1;//获取当前月份的日期
var otherD = otherDay.getDate(/dd|DD/);
var otherD = (otherD < 10) ? '0' + otherD : otherD;
var y = document.getElementsByClassName("year")[0];
var m = document.getElementsByClassName("month")[0];
y.innerHTML = otherY;
m.innerHTML = otherM+'月';
return [otherY, otherM, otherD];
}
//写出周历
function getWeek(n) {
var w = document.getElementsByClassName("slide-triggers")[0];
var li = w.children;
var sun = document.getElementsByClassName("date");
var d = new Date().getDate();
var m = -n;
for (a = 0; a <= 7; a++) {
sun[a].textContent = GetDateStr(m)[2];
if (sun[a].textContent == d) { li[a].className = 'on';}
li[a].title = GetDateStr(m)[0] + '年' + GetDateStr(m)[1] + '月' + GetDateStr(m)[2] + '日';
m++;
}
}
$(function weekDay() {
//这里设置轮播的参数
$(".myweek").slide({ mainCell: ".slide-content ul", titCell: ".slide-triggers li", defaultIndex: day, trigger: "click" })
//星期判断
var day = new Date().getDay();
switch (day) {
case 1:
getWeek(1);
break;
case 2:
getWeek(2);
break;
case 3:
getWeek(3);
break;
case 4:
getWeek(4);
break;
case 5:
getWeek(5);
break;
case 6:
getWeek(6);
break;
case 0:
getWeek(0);
break;
}
});

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