<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>活动倒计时代码(精确到毫秒)jquery插件 - 懒人建站 http://www.51xuediannao.com/</title> </head> <body> <script type="text/javascript" src="http://libs.useso.com/js/jquery/1.11.1/jquery.min.js"></script> <script type="text/javascript"> $.extend($.fn,{ //懒人建站 http://www.51xuediannao.com/ fnTimeCountDown:function(d){ this.each(function(){ var $this = $(this); var o = { hm: $this.find(".hm"), sec: $this.find(".sec"), mini: $this.find(".mini"), hour: $this.find(".hour"), day: $this.find(".day"), month:$this.find(".month"), year: $this.find(".year") }; var f = { haomiao: function(n){ if(n < 10)return "00" + n.toString(); if(n < 100)return "0" + n.toString(); return n.toString(); }, zero: function(n){ var _n = parseInt(n, 10);//解析字符串,返回整数 if(_n > 0){ if(_n <= 9){ _n = "0" + _n } return String(_n); }else{ return "00"; } }, dv: function(){ //d = d || Date.UTC(2050, 0, 1); //如果未定义时间,则我们设定倒计时日期是2050年1月1日 var _d = $this.data("end") || d; var now = new Date(), endDate = new Date(_d); //现在将来秒差值 //alert(future.getTimezoneOffset()); var dur = (endDate - now.getTime()) / 1000 , mss = endDate - now.getTime() ,pms = { hm:"000", sec: "00", mini: "00", hour: "00", day: "00", month: "00", year: "0" }; if(mss > 0){ pms.hm = f.haomiao(mss % 1000); pms.sec = f.zero(dur % 60); pms.mini = Math.floor((dur / 60)) > 0? f.zero(Math.floor((dur / 60)) % 60) : "00"; pms.hour = Math.floor((dur / 3600)) > 0? f.zero(Math.floor((dur / 3600)) % 24) : "00"; pms.day = Math.floor((dur / 86400)) > 0? f.zero(Math.floor((dur / 86400)) % 30) : "00"; //月份,以实际平均每月秒数计算 pms.month = Math.floor((dur / 2629744)) > 0? f.zero(Math.floor((dur / 2629744)) % 12) : "00"; //年份,按按回归年365天5时48分46秒算 pms.year = Math.floor((dur / 31556926)) > 0? Math.floor((dur / 31556926)) : "0"; }else{ pms.year=pms.month=pms.day=pms.hour=pms.mini=pms.sec="00"; pms.hm = "000"; //alert('结束了'); return; } return pms; }, ui: function(){ if(o.hm){ o.hm.html(f.dv().hm); } if(o.sec){ o.sec.html(f.dv().sec); } if(o.mini){ o.mini.html(f.dv().mini); } if(o.hour){ o.hour.html(f.dv().hour); } if(o.day){ o.day.html(f.dv().day); } if(o.month){ o.month.html(f.dv().month); } if(o.year){ o.year.html(f.dv().year); } setTimeout(f.ui, 1); } }; f.ui(); }); } }); </script> <div style="padding: 50px;">活动倒计时代码(精确到毫秒)jquery插件 - <a href="http://www.51xuediannao.com/js/jquery/">jquery插件</a>懒人建站:http://www.51xuediannao.com/</div> <div style="background:rgb(183,17,41); WIDTH: 100%; color:#fff;FONT-FAMILY: arial; TEXT-ALIGN: center;"> <P style="font-size:.8em;line-height:2em;">距活动结束还有:</P> <div id="fnTimeCountDown" data-end="2018/07/08 18:45:13"> <span class="year">00</span>年 <span class="month">00</span>月 <span class="day">00</span>天 <span class="hour">00</span>时 <span class="mini">00</span>分 <span class="sec">00</span>秒 <span class="hm">000</span> </div> </div> <script type="text/javascript"> $("#fnTimeCountDown").fnTimeCountDown("2018/07/08 18:45:13"); </script> </body> </html>