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How to use JS to implement dynamic progress bar

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Release： 2018-05-26 15:36:06
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This time I will show you how to use JS to implement a dynamic progress bar, and what are the precautions for using JS to implement a dynamic progress bar. The following is a practical case, let's take a look.

1. Effect

##2. Source code

<html>
<head>
  <script type="text/javascript">
    window.onload = function () {
      var myProgress = document.getElementById("myProgress");
      var mySpan = document.getElementById("mySpan");
      var value = myProgress.value;
      mySpan.innerText = value + "%";
      var ID = setInterval(function () {
        value = myProgress.value;
        if (value < 100) {
          value += 10;
          myProgress.value = value;
          mySpan.innerText = value + "%";
        }
        if (value == 100) {
          clearInterval(ID);
        }
      }, 500);
    }
  </script>
</head>
<body>
<label for="myProgress">进度条</label>
<progress id="myProgress" value="0" max="100"></progress>
<span id="mySpan"></span>
</body>
</html>
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I believe you have mastered the method after reading the case in this article. Please pay attention for more exciting things. Other related articles on php Chinese website!

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