File: shadow.html

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python-playwright 1.55.0%2Bds-2
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<script>

let h1 = null;
let button = null;
let clicked = false;

window.addEventListener('DOMContentLoaded', () => {
  const shadowRoot = document.body.attachShadow({mode: 'open'});
  h1 = document.createElement('h1');
  h1.textContent = 'Hellow Shadow DOM v1';
  button = document.createElement('button');
  button.textContent = 'Click';
  button.addEventListener('click', () => clicked = true);
  shadowRoot.appendChild(h1);
  shadowRoot.appendChild(button);
});
</script>