案例：jQuery案例     状态：可编辑再运行    进入竖版
 运行结果　
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<!DOCTYPE html>
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<html>
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<head>
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  <script type="text/javascript" src="/js/jquery.js"></script>
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</head>
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​
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<body>
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<dl>
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  <dt id="term-1">term 1</dt>
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  <dd>definition 1-a</dd>
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  <dd>definition 1-b</dd>
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  <dd>definition 1-c</dd>
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  <dd>definition 1-d</dd>
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​
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  <dt id="term-2">term 2</dt>
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  <dd>definition 2-a</dd>
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  <dd>definition 2-b</dd>
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  <dd>definition 2-c</dd>
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​
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  <dt id="term-3">term 3</dt>
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  <dd>definition 3-a</dd>
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  <dd>definition 3-b</dd>
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</dl>
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​
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<script>
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$("#term-2").prevUntil("dt")
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  .css("background-color", "red");
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var term1 = document.getElementById('term-1');
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$("#term-3").prevUntil(term1, "dd")
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  .css("color", "blue");
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</script>
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​
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</body>
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</html>
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​