实例 实例 <!DOCTYPE html> <html> <head> <title>春节倒计时</title> <script src="https://code.jquery.com/jquery-3.1.1.min.js"></script> <style type="text/css"> .HotDate{width: 1000px;height: 1000px; background: rgb(4, 0, 255);text-align:center; line-height: 500px;margin-bottom: 3px; } </style> </head> <div id="CountMsg" class="HotDate"> <span>目前距离2019年春节过年还有</span> <span id="t_d">13 天</span> <span id="t_h">8 时</span> <span id="t_m">37 分</span> <span id="t_s">31 秒</span> </div> <script type="text/javascript"> function getRTime(){ var EndTime= new Date('2019/02/05 00:00:00'); //截止时间 前端路上 var NowTime = new Date(); var t =EndTime.getTime() - NowTime.getTime(); var d=Math.floor(t/1000/60/60/24); var h=Math.floor(t/1000/60/60%24); var m=Math.floor(t/1000/60%60); var s=Math.floor(t/1000%60); document.getElementById("t_d").innerHTML = d + " 天"; document.getElementById("t_h").innerHTML = h + " 时"; document.getElementById("t_m").innerHTML = m + " 分"; document.getElementById("t_s").innerHTML = s + " 秒"; } setInterval(getRTime,1000); $("div").css("align", "center"); //内容居中 $("div").css("margin", "0 auto"); $(function(){ $('#CountMsg').css('color','rgb(15, 20, 20)').css('fontSize','30px'); }); </script> </html> <a class="showbtn codebtn" href="#" target="_blank">运行实例 »</a> <p>点击 "运行实例" 按钮查看在线实例</p>