HTML Code

<!DOCTYPE html>

<html lang=en>

<head>

  <meta charset=UTF-8>

  <meta name=viewport content="width=device-width,initial-scale=1">

  <title>src — script example</title>

  <style>body{font-family:system-ui,sans-serif;margin:0;padding:1.5rem;background:#f8fafc;color:#334155;line-height:1.7}h1{margin:0 0 1rem;font-size:1.25rem;color:#0f172a}#msg{padding:.75rem 1rem;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:6px;color:#065f46;max-width:420px}.hint{margin-top:1rem;font-size:.8125rem;color:#64748b}code{background:#e2e8f0;padding:.1rem .35rem;border-radius:4px}</style>

</head>

<body>

  <h1>src on &lt;script&gt;</h1>

  <p id=msg>Waiting for external script...</p>

  <script src="data:text/javascript,document.getElementById('msg').textContent='Loaded via script src!'"></script>

  <p class=hint>In real projects, <code>src="script.js"</code> loads a file from your site. Use <code>defer</code> or <code>async</code> when appropriate.</p>

</body>

</html>

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HTML src Attribute — script Element