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Menu
×
×
正确
<div class="dropdown">
<button data-toggle="dropdown"
class="btn btn-primary dropdown-toggle">
Dropdown Example
<span class="caret"></span></button>
<ul class="dropdown-menu">
<li class="@(15)">Header</li>
<li><a href="#">HTML</a></li>
<li><a href="#">CSS</a></li>
<li><a href="#">JavaScript</a></li>
</ul>
</div>
<div class="dropdown">
<button data-toggle="dropdown"
class="btn btn-primary dropdown-toggle">
Dropdown Example
<span class="caret"></span></button>
<ul class="dropdown-menu">
<li class="dropdown-header">Header</li>
<li><a href="#">HTML</a></li>
<li><a href="#">CSS</a></li>
<li><a href="#">JavaScript</a></li>
</ul>
</div>
不正确
点击 此处 重试 正确
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<div class="dropdown">
<button data-toggle="dropdown"
class="btn btn-primary dropdown-toggle">
Dropdown Example
<span class="caret"></span></button>
<ul class="dropdown-menu">
<li class="
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