HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>currentTarget delegate</title>
  <style>
    #list { border: 2px solid #2563eb; padding: 8px; width: 200px; cursor: pointer; }
    #list li { padding: 6px; margin: 4px 0; background: #eff6ff; }
  </style>
</head>
<body>
  <ul id="list">
    <li>Apple</li>
    <li>Banana</li>
    <li>Cherry</li>
  </ul>
  <pre id="out">Click a fruit...</pre>
  <script>
    var list = document.getElementById("list");
    var out = document.getElementById("out");

    list.addEventListener("click", function (event) {
      var item = event.target.closest("li");
      if (!item || !event.currentTarget.contains(item)) return;
      out.textContent =
        "list id: " + event.currentTarget.id +
        "\nitem text: " + item.textContent;
    });
  </script>
</body>
</html>

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Event.currentTarget — delegation (Try It)