зеркало из https://github.com/mozilla/gecko-dev.git
19 строки
605 B
HTML
19 строки
605 B
HTML
<html>
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<head>
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<script type="text/javascript" src="../MochiKit/MochiKit.js"></script>
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<script type="text/javascript" src="SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="SimpleTest/test.css">
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</head>
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<body>
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<pre id="test">
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<script type="text/javascript">
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is( isUndefined(null), false, "null is not undefined" );
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is( isUndefined(""), false, "empty string is not undefined" );
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is( isUndefined(undefined), true, "undefined is undefined" );
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is( isUndefined({}.foo), true, "missing property is undefined" );
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</script>
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</pre>
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</body>
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</html>
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