HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>on delegation demo</title>
  <style>
    body { font-family: sans-serif; padding: 16px; }
    p { background: #fef08a; font-weight: bold; cursor: pointer; padding: 8px; margin: 6px 0; border-radius: 4px; }
    p:hover { background: #fde047; }
    #count { margin-top: 12px; color: #1d4ed8; font-weight: bold; }
  </style>
</head>
<body>
  <p>Click me!</p>
  <div id="count">Paragraphs added: 0</div>
  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>
  <script>
    var count = 0;
    $("body").on("click", "p", function() {
      $(this).after("<p>Another paragraph! " + (++count) + "</p>");
      $("#count").text("Paragraphs added: " + count);
    });
  </script>
</body>
</html>

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jQuery .on() delegation — click p adds new paragraphs (Try It)