21 lines
407 B
HTML
21 lines
407 B
HTML
<!DOCTYPE html>
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<script>
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class XDiv extends HTMLDivElement {
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static get observedAttributes() {
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return ['x'];
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}
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attributeChangedCallback() {
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if (window.alreadyMovedBody) {
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return;
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}
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window.alreadyMovedBody = true;
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this.appendChild(document.body);
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}
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}
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customElements.define('x-div', XDiv, { extends: 'div' });
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</script>
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<body>
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<table>
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<div is="x-div" x="t"></div>
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</table>
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