getBoundingClientRect 在 Android

来源：二三四教育网

现象

getBoundingClientRect.gif

代码

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=0.2, maximum-scale=3">
  <title>Get Bounding Client Rect Test</title>

  <style>
    html,
    body {
      height: 100%;
      margin: 0;
      padding: 0;
    }

    #rect {
      width: 50px;
      height: 50px;
      margin-top: 100px;
      margin-left: 50px;
      border: 2px solid red;
    }
  </style>
</head>

<body>
  <div id="rect">
    <div id="coordinate"></div>
  </div>
</body>

<script>
  var $el = document.getElementById('rect')
  var $coordinate = document.getElementById('coordinate')
  window.addEventListener('scroll', () => {
    var rect = $el.getBoundingClientRect()
    var xy = `x: ${rect.left}, y: ${rect.top}`
    $coordinate.innerHTML = xy
    console.log(xy)
  })
</script>

</html>

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