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12 lines
245 B
HTML
12 lines
245 B
HTML
<!DOCTYPE html>
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<html>
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<head>
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<style>
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div:not(:lang(foo)) { display: none; }
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</style>
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</head>
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<body onload="document.body.offsetWidth; document.body.lang = 'foo'">
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<div>This text should be visible</div>
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</body>
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</html>
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