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JavaScript如何实现钟表效果，时分秒针指向当前时间，并显示当前年月日,及2024春节倒计时，源码奉上

news 来源：原创 2024/5/9 7:45:11

本篇有运用jQuery，记得引入jQuery库，否则不会执行的喔~

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="chenc" content="Runoob">
<meta name="description" content="时钟 时间 & 钟表 日历">
<meta name="viewport" content="width=device-width, initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0, user-scalable=no">
<link rel="stylesheet" type="text/css" href="css/style.css">
<script src="js/jquery-3.6.0.js"></script>
<script src="js/app.js"></script></head>
<body><div class="today"><div class="clock"><div class="pos SS"></div><div class="pos MM"></div><div class="pos HH"></div><div class="spot"></div></div></div>
</body>
</html>

*{margin: 0 auto;padding: 0;}
html,body{background: #eeeeed;font-size: 14px;color: white!important;}
/* html,body{background-color:#a018d3;background-repeat: repeat-y;background-image: -moz-linear-gradient(left,#a018d3,#fe30ae);background-image: -webkit-linear-gradient(left,#a018d3,#fe30ae);background-image: -o-linear-gradient(left,#a018d3,#fe30ae);background-image: linear-gradient(left,#a018d3,#fe30ae);position: relative;overflow-x: hidden;
} */
@font-face {font-family:impact;src:url(https://misc.360buyimg.com/mtd/pc/index_2019/1.0.0/fonts/a07974d9a45376b8441d90005764beb0.eot);src:url(https://misc.360buyimg.com/mtd/pc/index_2019/1.0.0/fonts/a07974d9a45376b8441d90005764beb0.eot#iefix) format("embedded-opentype"),url(https://misc.360buyimg.com/mtd/pc/index_2019/1.0.0/fonts/b07c9855bd807ccc9d825cb0392c6ef8.woff) format("woff"),url(https://misc.360buyimg.com/mtd/pc/index_2019/1.0.0/fonts/1a0d82dfb49fff2d2a291d3dbce6c95c.ttf) format("truetype"),url(https://misc.360buyimg.com/mtd/pc/index_2019/1.0.0/fonts/d1e37bdd079d3151cc0edcc71d2c8f0f.svg) format("svg");font-weight:400;font-style:normal}
@font-face {font-family:DINBold;src:url(../fonts/dinbold-webfont.bc8aa63.woff);font-weight:400;font-style:normal
}
@font-face {font-family:DINBold;src:url(../fonts/DIN-Bold_0.otf);font-weight:400;font-style:normal
}
@font-face {font-family:DINBold;src:url(https://jddx.jd.com/finance/index/3.0.0/static/fonts/dinbold-webfont.bc8aa63.woff);font-weight:400;font-style:normal
}
.today {width: 100%;height: auto;margin: 0 auto;text-align: center;padding: 20px;box-sizing: border-box;
}
.today p{margin: 20px auto;
}
.clock {position: relative;width: 300px;height: 300px;margin: 20px auto 0px;text-align: center;background: white;border-radius: 50%;border: 12px solid #590d75;box-shadow: inset 0px 0px 20px 2px rgba(89,13,117,.6);
}
.clock ol {list-style-type: none;width: 100%;height: 100%;position: relative;margin: 0;padding: 0;transform: scale(0.96);
}
.clock ol li::before {font-family: Helvetica;content: counter(labelCounter) "";
}
.clock ol li {counter-increment: labelCounter;position: absolute;font-size: 1.5em;color: #7d13a5;
}
.clock ol li:nth-child(1){right:73px;top:21px}
.clock ol li:nth-child(2){right:29px;top:64px}
.clock ol li:nth-child(3){right:12px;top:123px}
.clock ol li:nth-child(4){right:31px;bottom:64px}
.clock ol li:nth-child(5){right:73px;bottom:21px}
.clock ol li:nth-child(6){left:132px;bottom:5px}
.clock ol li:nth-child(7){left:73px;bottom:21px}
.clock ol li:nth-child(8){left:31px;bottom:65px}
.clock ol li:nth-child(9){left:12px;top:123px;}
.clock ol li:nth-child(10){left:27px;top:64px}
.clock ol li:nth-child(11){left:69px;top:22px}
.clock ol li:nth-child(12){left:126px; top:5px;}
.spot {position: absolute;top: 0;bottom: 0;left: 0;right: 0;margin: auto;width: 30px;height: 30px;/* background: #DD2476; */border-radius: 50%;z-index: 5;
}
.HH {position: absolute;top: 0;bottom: 0;left: 0;right: 0;margin: auto;width: 13px;height: 13px;border-radius: 7px;transform: rotate(0deg);z-index: 97;background: #4e0b66;opacity: 0.8;
}
.HH::before {width: 10px;height: 65px;border-radius: 5px;background: #4e0b66;position: absolute;bottom: -10px;left: 50%;transform: translate(-50%,0);
}
.MM {position: absolute;top: 0;bottom: 0;left: 0;right: 0;margin: auto;width: 13px;height: 13px;border-radius: 7px;transform: rotate(0deg);z-index: 98;background: #7d13a5;opacity: 0.8;
}
.MM:before {width: 6px;height: 95px;border-radius: 4px;background: #7d13a5;position: absolute;bottom: -10px;left: 50%;transform: translate(-50%,0);
}
.SS {position: absolute;top: 0;bottom: 0;left: 0;right: 0;margin: auto;width: 13px;height: 13px;border-radius: 7px;transform: rotate(0deg);z-index: 99;background: #fe30ae;opacity: 0.8;
}
.SS:before {width: 2px;height: 135px;border-radius: 4px;background: #fe30ae;position: absolute;bottom: -20px;left: 50%;transform: translate(-50%,0);box-shadow: 2px 0px 5px rgba(174, 28, 92,.5);
}
.HH::after, .HH::before,
.MM::after, .MM::before,
.SS::after, .SS::before {content: "";display: block;position: absolute;
}
.day {margin: 10px auto 20px;text-align: left;font-size: 24px;font-family: DINBold;font-weight: lighter;width: 145px;
}
.time span,
.day span {/* font-weight: bold; */margin: 0px 2px;font-family: DINBold;font-weight: lighter;font-size: 24px;vertical-align: middle;
}
.time p{vertical-align: middle;
}
.time p:nth-child(1){font-size: 20px;
}
.time p span{font-family: DINBold;font-weight: lighter;font-size: 36px;
}
.sydate,
.time{color: yellow;vertical-align: middle;
}
.sydate{margin: 10px auto;
}
.sydate span{font-family: DINBold;font-weight: lighter;margin: 0px 2px;
}
.date {position: absolute;top: 65px;left: 0;right: 0;color: #590d75;text-align: center;font-size: 15px;
}
.times {position: absolute;bottom: 65px;left: 0;right: 0;color: #590d75;text-align: left;font-size: 16px;width: 100px;
}
.times span,
.date span{margin: 0px 2px;	color: #b21beb;font-family: DINBold;font-weight: lighter;
}
.week {position: absolute;top: 125px;right: 40px;color: #7d13a5;text-align: center;/* border: 1px solid #7d13a5; */width: 52px;height: 22px;line-height: 21px;font-size: 12px;z-index: 0;box-shadow: inset 0px 0px 10px 1px rgba(89,13,117,.3);
}
.year {position: absolute;top: 80px;left: 0;right: 0;color: #590d75;text-align: center;font-size: 80px;font-family: impact;opacity: 0.08;z-index: 1;
}@-webkit-keyframes rotateOutDownLeft {0% {transform-origin: left bottom;opacity: 1}0%,to {-webkit-transform-origin: left bottom}to {transform-origin: left bottom;-webkit-transform: rotate(45deg) translateY(20px);transform: rotate(45deg) translateY(20px);opacity: 0}
}@keyframes rotateOutDownLeft {0% {transform-origin: left bottom;opacity: 1}0%,to {-webkit-transform-origin: left bottom}to {transform-origin: left bottom;-webkit-transform: rotate(45deg) translateY(20px);transform: rotate(45deg) translateY(20px);opacity: 0}
}.Lose{display: -webkit-inline-box;animation: rotateOutDownLeft 1000ms infinite;-webkit-animation: rotateOutDownLeft 1000ms infinite; /* Safari 与 Chrome */
}
.Barrage {position: absolute;width: 100%;height: 380px;margin: 0 auto;top: 0;left: 0;right: 0;z-index: 99;
}
.message {width: 60%;height: 50px;border-radius: 25px;text-align: center;line-height: 48px;font-size: 15px;cursor: pointer;background: rgba(89,13,117,.25);/* background-color: #a018d3;background-repeat: repeat-y;background-image: -moz-linear-gradient(0deg,rgba(254,48,174,.5),rgba(160,24,211,.5));background-image: -webkit-linear-gradient(0deg,rgba(254,48,174,.5),rgba(160,24,211,.5));background-image: -o-linear-gradient(0deg,rgba(254,48,174,.5),rgba(160,24,211,.5));background-image: linear-gradient(0deg,rgba(254,48,174,.5),rgba(160,24,211,.5)); */
}.key {position: fixed;width: 100%;height: 200px;padding: 40px 20px 20px 20px;box-sizing: border-box;background: white;z-index: 20;bottom: -400px;border-radius: 20px 20px 0px 0px;transition: all 300ms;
}
.keys{bottom: 0px;animation: keys 300ms ease;-webkit-animation: keys 300ms ease; /* Safari 与 Chrome */
}
@-webkit-keyframes keys {0% {transform: translateY(400px);}100% {transform: translateY(0px);}
}
@keyframes keys {0% {transform: translateY(400px);}100% {transform: translateY(0px);}
}.van-field__control {display: block;box-sizing: border-box;width: 100%;min-width: 0;margin: 0;padding: 0;color: #323233;text-align: left;background-color: transparent;border: 0;resize: none;min-height: 100px;font-size: 16px;
}
.buts {width: 80%;height: 42px;background-color: #a018d3;background-repeat: repeat-y;background-image: -moz-linear-gradient(left,#a018d3,#fe30ae);background-image: -webkit-linear-gradient(left,#a018d3,#fe30ae);background-image: -o-linear-gradient(left,#a018d3,#fe30ae);background-image: linear-gradient(left,#a018d3,#fe30ae);border-radius: 21px;line-height: 42px;text-align: center;font-size: 16px;cursor: pointer;
}
.iocnBox {position: absolute;width: 100%;height: 40px;top: 0;left: 0;right: 0;margin: auto;color: #333;text-align: right;padding-right: 20px;line-height: 40px;cursor: pointer;
}
.iocnBox i {font-size: 18px;color: #909399;
}
.remove{animation-fill-mode: forwards;animation: remove 300ms ease;-webkit-animation: remove 300ms ease; /* Safari 与 Chrome */
}
@-webkit-keyframes remove {0% {transform: translateY(0px);}100% {transform: translateY(400px);}
}
@keyframes remove {0% {transform: translateY(0px);}100% {transform: translateY(400px);}
}.Barrage span {position: absolute;background: rgba(89,13,117,.25);color: white;display: initial;padding: 0px 15px;box-sizing: border-box;border-radius: 20px;line-height: 35px;animation: Barrag 10s linear infinite;-webkit-animation: Barrag 10s linear infinite;top: 60px;white-space: nowrap;font-size: 12px;
}
@keyframes Barrag
{0% {right: -200px;opacity: 1;}80% {right: 1120px;opacity: 1;}100% {right: 1400px;opacity: 0;}
}@-webkit-keyframes Barrag /* Safari 与 Chrome */
{0% {right: -200px;opacity: 1;}80% {right: 1120px;opacity: 1;}100% {right: 1400px;opacity: 0;}
}
.Barrage span:nth-child(2):before,
.Barrage span:nth-child(1):before{content:"";width: 24px;height: 24px;margin-right: 5px;background:url(../images/bq001.png) no-repeat;background-size: 24px 24px;background-position: center bottom;display: inline-block;vertical-align: middle;
}
.Barrage span:nth-child(2):after,
.Barrage span:nth-child(1):after{content:"";width: 26px;height: 26px;margin-left: 5px;background:url(../images/bq002.gif) no-repeat;background-size: 26px auto;background-position: center bottom;display: inline-block;vertical-align: middle;
}
.B-span2{top: 100px!important;color: #ff0!important;animation: Barrag 6s linear infinite!important;-webkit-animation: Barrag 6s linear infinite!important;
}
.Barrage span:nth-child(3){top: 140px!important;color: #0dd2ef!important;animation: Barrag 12.8s linear infinite!important;-webkit-animation: Barrag 12.8s linear infinite!important;
}
.Barrage span:nth-child(4){top: 160px!important;color: #ff0!important;animation: Barrag 10s linear infinite!important;-webkit-animation: Barrag 10s linear infinite!important;
}
.Barrage span:nth-child(5){top: 190px!important;color: #3fd316!important;animation: Barrag 17.5s linear infinite!important;-webkit-animation: Barrag 17.5s linear infinite!important;
}
.Barrage span:nth-child(6){top: 100px!important;color: #ff0!important;animation: Barrag 20s linear infinite!important;-webkit-animation: Barrag 20s linear infinite!important;
}
.Barrage span:nth-child(7){top: 120px!important;color: #0dd2ef!important;animation: Barrag 15s linear infinite!important;-webkit-animation: Barrag 15s linear infinite!important;
}
.Barrage span:nth-child(8){top: 200px!important;color: #ff0!important;animation: Barrag 16s linear infinite!important;-webkit-animation: Barrag 16s linear infinite!important;
}
.Barrage span:nth-child(9){top: 80px!important;color: #3fd316!important;animation: Barrag 8s linear infinite!important;-webkit-animation: Barrag 8s linear infinite!important;
}
@keyframes Barragss
{0% {right: 0px;opacity: 1;}80% {right: 1120px;opacity: 1;}100% {right: 1400px;opacity: 0;}
}@-webkit-keyframes Barragss /* Safari 与 Chrome */
{0% {right: 0px;opacity: 1;}80% {right: 1120px;opacity: 1;}100% {right: 1400px;opacity: 0;}
}.Tips {background: rgba(0,0,0,.6);position: fixed;top: 0;bottom: 0;left: 0;right: 0;margin: auto;width: 120px;height: 45px;border-radius: 4px;line-height: 45px;text-align: center;
}.empty {position: absolute;width: 40px;height: 30px;top: 38px;right: 15px;margin: auto;color: red;text-align: center;line-height: 30px;cursor: pointer;opacity: 0;
}
.Tipss{background: rgba(0,0,0,.6);position: fixed;top: 0;bottom: 0;left: 0;right: 0;margin: auto;width: 200px;height: 45px;border-radius: 4px;line-height: 45px;text-align: center;
}
.music {width: 270px;margin: 30px auto;height: 45px;
}
.music audio {background: none;width: 100%;height: 100%;
}
.music marquee {font-size: 13px;color: yellow;margin-top: 5px;
}


$(document).ready(function(){   //加入时钟数字元素 var list = "<li></li><li></li><li></li><li></li><li></li><li></li><li></li><li></li><li></li><li></li><li></li><li></li>";var ool = "<ol>" + list + "</ol>";$(".spot").after(ool);//显示日期var date = "<div class='date'></div>";$(".spot").before(date);//显示星期var week = "<div class='week'></div>";$(".date").before(week);//显示年度var year = "<div class='year'></div>";$(".date").before(year);//显示时间var times = "<div class='times'></div>";$(".date").before(times);// 春节倒计时var starttime = new Date("2024/1/10");setInterval(function () {var nowtime = new Date();var time = starttime - nowtime;var day = parseInt(time / 1000 / 60 / 60 / 24);var hour = parseInt(time / 1000 / 60 / 60 % 24);var minute = parseInt(time / 1000 / 60 % 60);var seconds = parseInt(time / 1000 % 60);var syday = "<span>" + hour + "</span>" + "小时" + "<span>" + minute + "</span>" + "分钟" + "<span class='Lose'>" + seconds + "</span>" + "秒";$('.time').html("<p>春节倒计时</p>" + "<p><span>" + day + "</span>" + "天</p>");$(".sydate").html(syday);}, 1000);// 时钟走字方法function Todayss(){var day = new Date();  //日期var Y = day.getFullYear();  //年var M = day.getMonth() + 1;  //月var D = day.getDate();  //日var U = day.getUTCDay();  //周var H = day.getHours();  //时var MIN = day.getMinutes();  //分var S = day.getSeconds();  //秒var MSs = day.getMilliseconds();var MS = MSs.toString().substring(0,2);// 计算指针度数var sss = S * 6,mmm = MIN * 6 + (sss * 0.01),hhh = (H * 30) + (MIN * 0.5);var rotss = "rotate(" + sss + "deg)"; var rotmm = "rotate(" + mmm + "deg)";var rothh = "rotate(" + hhh + "deg)";$(".HH").css({"transform":rothh});$(".MM").css({"transform":rotmm});$(".SS").css({"transform":rotss});            // 小于两位数,保持两位if(M < 10){M = "0" + M;};if(D < 10){D = "0" + D;};if(H < 10){H = "0" + H;};if(MIN < 10){MIN = "0" + MIN;};if(S < 10){S = "0" + S;};  switch (U){case 0:U="星期日";break;case 1:U="星期一";break;case 2:U="星期二";break;case 3:U="星期三";break;case 4:U="星期四";break;case 5:U="星期五";break;case 6:U="星期六";break;};//星期赋值var week = U;$(".week").html(week);//年份赋值var year = Y;$(".year").html(year);//日期赋值var date = "<span>" + M + "</span>" + "月" + "<span>" + D + "</span>" + "日";$(".date").html(date);//时间赋值var times = "<span>" + H + "</span>" + ":" + "" + "<span>" + MIN + "</span>" + ":" + "" + "<span>" + S + "</span>" + ":" + "" + "<span>" + MS + "</span>";$(".times").html(times);}// Todayss();setInterval(Todayss, 10);});