HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>NodeList.length</title>
</head>
<body>
  <ul>
    <li>Apple</li>
    <li>Banana</li>
    <li>Cherry</li>
  </ul>
  <pre id="out">Waiting...</pre>
  <script>
    var items = document.querySelectorAll("li");
    document.getElementById("out").textContent = String(items.length);
  </script>
</body>
</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

NodeList.length — basic (Try It)