HTML Code

<!DOCTYPE html>

<html lang="en">

<head>

  <meta charset="utf-8">

  <title>replaceAll heading demo</title>

  <style>

    body { font-family: sans-serif; padding: 16px; max-width: 520px; }

    .inner { background: #fef3c7; padding: 6px; display: inline-block; border-radius: 4px; }

    h2 { color: #6366f1; margin: 8px 0; }

    button { padding: 10px 16px; background: #6366f1; color: #fff; border: none; border-radius: 6px; cursor: pointer; }

  </style>

</head>

<body>

  <div><span class="inner">Hello</span></div>

  <div><span class="inner">And</span></div>

  <div><span class="inner">Goodbye</span></div>

  <button type="button">Replace spans</button>

  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>

  <script>

    $("button").on("click", function() {

      $("<h2>New heading</h2>").replaceAll(".inner");

    });

  </script>

</body>

</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

jQuery .replaceAll() — new heading (Try It)