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  • 进度条

    以这个进度条为例,在加上一个显示的数据

    <div class="loader-container">
      <div class="meter">0</div>  <!-- 数字,显示当前的进度百分比 -->

      <span class="runner"></span> 

    </div>

    css代码为:

    .loader-container {
    height: 10px;
    1030px;
    position: relative;
    top: 472px;
    left:-5px;
    margin-top: -3px;
    margin-left: -5px;
    background-color: transparent;
    background-image: -webkit-linear-gradient(left, #ff66ff, #6699ff);
    background-image: -moz-linear-gradient(left, #ff66ff, #6699ff);
    background-image: -o-linear-gradient(left, #ff66ff, #6699ff);
    background-image: -ms-linear-gradient(left, #ff66ff, #6699ff);
    background-image: linear-gradient(left, #ff66ff, #6699ff);
    box-shadow: inset 0 -2px 2px rgba(0, 0, 0, 0.4);
    border-radius: 3px;
    }
    .run .runner {
    content: "";
    position: absolute;
    right: 0;
    height: 100%;
    0%;
    background-color: transparent;
    background-image: -webkit-linear-gradient(top,#999999, #cccccc);
    background-image: -moz-linear-gradient(top, #999999, #cccccc);
    background-image: -o-linear-gradient(top,#999999, #cccccc);
    background-image: -ms-linear-gradient(top, #999999, #cccccc);
    background-image: linear-gradient(top, #999999, #cccccc);
    animation: loader 10s linear;
    }
    @keyframes loader {
    0% {
    100%;
    }
    100% {
    0%;
    }
    }
    /* 进度百分比 */

    .meter {
      position: absolute;
      top: 0;
      right: 0;
      font-size: 2em;
      margin-top: .3em;
      color: #ff0000;
      animation: meter 10s linear;
      text-shadow: 0 -1px 0 #333333;
    }
    .meter:after {
      content: "%";
    }

    @keyframes meter {
      0% {
        color: #5bd8ff;
      }
      100% {
        color: #ff0000;
      }
    }

    js代码:

    var Loader = function () {
      var loader = document.querySelector('.loader-container'),
      meter = document.querySelector('.meter'),
      k, i = 1,
      counter = function () {
      if (i <= 100) {
        meter.innerHTML = i.toString();
        i++;
      } else {
        window.clearInterval(k);
      }
    };

    return {
      init: function (options) {
        options = options || {};
        var time = options.time ? options.time : 0,
        interval = time/100;

      loader.classList.add('run');
      k = window.setInterval(counter, interval);
      setTimeout(function () {
        loader.classList.add('done');
      }, time);
      }
    }
    }();

    Loader.init({
      time: 10000  //设定的时间,以毫秒为单位
    });

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  • 原文地址:https://www.cnblogs.com/liulan/p/5435851.html
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