CloseTag | الشروحات | Java Script | دالة parentElement في لغة جافا سكريبت | JavaScript parentElement Method

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<html>
<head>
    <title>JavaScript documentElement parentElement</title>
</head>
<body>
<h1 id="h1">JavaScript documentElement parentElement</h1>
<p id="paragraph">from CloseTagJ avaScript documentElement parentElement</p>
<script>
  let h1 = document.getElementById('h1')
  /* check console document.documentElement.parentElement; // null */
  console.log(document.documentElement.parentElement)
</script>
</body>
</html>