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- <!DOCTYPE html>
- <html>
- <head>
- <script>
- function boom()
- {
- var mspace = document.createElementNS("http://www.w3.org/1998/Math/MathML", "mspace");
- var emptyset = document.createElementNS("http://www.w3.org/1998/Math/MathML", "emptyset");
- emptyset.setAttributeNS(null, "mathvariant", "3");
- mspace.appendChild(emptyset);
- document.body.appendChild(mspace);
- emptyset.removeAttribute('mathvariant');
- }
- </script>
- </head>
- <body onload="boom()"></body>
- </html>
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