зеркало из https://github.com/mozilla/gecko-dev.git
28 строки
629 B
HTML
28 строки
629 B
HTML
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:math="http://www.w3.org/1998/Math/MathML">
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<head>
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<script>
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function boom()
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{
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var ms = document.createElementNS("http://www.w3.org/1998/Math/MathML", "ms");
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var textNode = document.getElementById("emptyset").firstChild;
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var mrow = document.getElementById("mrow");
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ms.appendChild(textNode); // *move* the text node from one place to another!
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mrow.appendChild(ms);
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}
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</script>
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</head>
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<body onload="boom();">
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<math xmlns="http://www.w3.org/1998/Math/MathML">
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<merror><emptyset id="emptyset">
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<mrow id="mrow"></mrow></emptyset></merror>
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</math>
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</body>
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</html>
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