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Detailed explanation of js digital sliding clock steps

php中世界最好的语言Original: 2018-04-19 10:28:341046browse

This time I will bring you a detailed explanation of the steps of the js digital sliding clock. What are the precautions for implementing the js digital sliding clock? The following is a practical case, let's take a look.

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Document</title>
  <style type="text/css">
    body,ul{margin:0;padding: 0;}
    .content{margin:100px auto;width: 1000px;}
    .box{position: relative;float: left;width: 50px;height: 120px;overflow: hidden;}
    .box li{position: absolute;left: 0;width:100%;height: 120px;list-style:none;font-size:80px;font-weight: bold;background-color: #fff; line-height: 120px; text-align: center;}
    .colon{float: left;height: 120px;font-size: 80px;color: #e91e63;font-weight: bold;line-height: 100px;}
  </style>
</head>
<body>
  <p class="content">
  </p>
  <script type="text/javascript">
  (function(){
    var colors = ["#69D2E7", "#E20049", "#19215E", "#F38630", "#FA6900", "#FF4E50", "#F9D423", "#FFB6FF", "#474168", "#6ACAFC"];
    var content = document.querySelector('.content');
    var num = 0;
    var height = 120;
    var maxheight = (2-num)*height;
    var timeNum = [3,10,6,10,6,10];
    var position = [];
    var NumberBoxs = [];
    for(var i =0;i<10;i++){
      position.push((1-i)*height);
    };
    function NumberBox() {}
    NumberBox.prototype = {
      init : function () {
        var innerHTML = "<p class=&#39;box&#39; id=&#39;box"+num+"&#39;><ul>"
        this.num = num;
        num++;
        for(var i =0,l=timeNum[this.num];i<l;i++){
          innerHTML += "<li style=&#39;color:"+colors[i]+"&#39;>"+i+"</li>";
        }
        innerHTML += "</ul><p>"
        content.innerHTML += innerHTML;
        if(num==2||num==4){content.innerHTML += "<p class=&#39;colon&#39;>:</p>"}
      },
      dominit : function(){
        this.Ali = [].slice.call(document.getElementById('box'+this.num).getElementsByTagName('li'),0);    
        this.Ali.forEach(function(dom,i){
          dom.style.top = position[i] + "px";
          dom.style.transition = "top .8s";
        })  
        this.hasdom = true;  
      },
      toNum : function (n) {
        if(!this.hasdom){this.dominit();}
        n = ""+n;
        var p = this;
        var l = p.Ali.length-1;
        while(p.Ali[1].innerHTML!=n){
        p.Ali.unshift(p.Ali.pop());
        }
        p.Ali.forEach(function (dom,i) {
        dom.style.zIndex = (i==l)?"-1":"1";
        dom.style.top = position[i] + "px";
        })     
      }
    }
    for(var i=0;i<6;i++){
      var o = new NumberBox();
      o.init();
      NumberBoxs.push(o);
    }
    function getTime() {
      var time = new Date();
      return (""+Fixed2(time.getHours())+Fixed2(time.getMinutes())+Fixed2(time.getSeconds())).split("");
    }
    function Fixed2(n){
      return Number(n)<10?"0"+n:n;
    }
    (function () {
      var time = getTime();
      NumberBoxs.forEach(function(obj,i){
        obj.toNum(time[i]);
      });
      setTimeout(arguments.callee,1000);
    })()
  })();
  </script>
</body>
</html>

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!

Detailed explanation of js digital sliding clock steps

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