HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>insertAfter multiple targets demo</title>
  <style>
    body { font-family: sans-serif; padding: 16px; max-width: 480px; }
    h3.section-title { background: #f1f5f9; padding: 8px 10px; margin: 8px 0; border-radius: 4px; }
    .badge { color: #ea580c; font-weight: bold; margin-left: 6px; }
    button { margin-top: 12px; padding: 10px 16px; background: #ea580c; color: #fff; border: none; border-radius: 6px; cursor: pointer; }
    #hint { color: #64748b; font-size: 14px; margin-top: 10px; }
  </style>
</head>
<body>
  <h3 class="section-title">Section A</h3>
  <h3 class="section-title">Section B</h3>
  <h3 class="section-title">Section C</h3>
  <button type="button">Insert badge after titles</button>
  <p id="hint">Badge inserted after each h3 — cloned for multiple targets.</p>
  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>
  <script>
    $("button").on("click", function() {
      $("<span class='badge'>New</span>").insertAfter("h3.section-title");
      $("#hint").text("Badge appears after each section title.");
    });
  </script>
</body>
</html>

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jQuery .insertAfter() — multiple targets (Try It)