[英]Dropdown misplaced in navbar bootstrap4
A newbie to bootstrap,I have a dropdown in a navbar in bootstrap 4. Here is my code: 引导程序的新手,我在引导程序4的导航栏中有一个下拉列表。这是我的代码:
<nav class="navbar navbar-toggleable-md fixed-top navbar-inverse bg-inverse " >
<button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#nav-items">
<span class="navbar-toggler-icon"></span>
</button>
<a href="#" class="navbar-brand">Flicker</a>
<div class="collapse navbar-collapse" id="nav-items" >
<ul class="navbar-nav mr-auto">
<li class="nav-item active" href="#">
<a href="#" class="nav-link">Home</a>
</li>
<li class="nav-item">
<a href="#" class="nav-link">Baidu</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Link</a>
</li>
<li class="nav-item">
<a class="nav-link disabled" href="#">Disbabled</a>
</li>
<li class="nav-item">
<a href="#" class="dropdown-toggle nav-link" data-toggle="dropdown">DropDown<span class="caret"></span></a>
<ul class="dropdown-menu bg-inverse">
<li class="dropdown-item"><a href="#">Hello</a> </li>
<li class="dropdown-item"><a href="#">Yeah</a> </li>
</ul>
</li>
<form class="form-inline ">
<input class="form-control mr-sm-2" type="text" placeholder="Input">
<button class="btn btn-outline-success">Submit</button>
</form>
</ul>
</div>
</nav>
It turns out like this: 原来是这样的:
The dropdown is misplaced.What's going wrong? 下拉菜单放错了地方,怎么了? And how to fix it?
以及如何解决? Any help will be appreciated.
任何帮助将不胜感激。
you need to add the class dropdown to your nav-item div 您需要将类别下拉列表添加到您的nav-item div中
<li class="nav-item dropdown">
<a href="#" class="dropdown-toggle nav-link" data-toggle="dropdown">DropDown<span class="caret"></span></a>
<ul class="dropdown-menu bg-inverse">
<li class="dropdown-item"><a href="#">Hello</a> </li>
<li class="dropdown-item"><a href="#">Yeah</a> </li>
</ul>
</li>
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