javascript - 当我将它放在按钮组中时,Bootstrap 4 NavBar 切换按钮不起作用
问题描述
当导航栏折叠时,我需要两个按钮以及切换按钮。当我失望时,希望这些按钮与菜单项一起折叠。所以我把按钮放在带有切换按钮的按钮组中。现在切换按钮不再起作用了。
这是代码。请让我知道我犯了什么错误。先感谢您。
<nav class="navbar navbar-expand-md navbar-dark sticky-top" style="background-color: #0a0a0a; margin-bottom: 0 !important; min-height: 60px;">
<div class="container">
<div class="nav navbar-header">
<a href="#"><img src="images/logo.png" class="logo" alt=""/></a>
</div>
<div class="collapse navbar-collapse flex-column " id="navbar">
<ul class="navbar-nav w-100 justify-content-center px-3">
<li class="nav-item active">
<a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item dropdown">
<a class="nav-link" href="#" id="navbarDropdownMenuLink" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
Courses
</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link" href="#" id="navbarDropdownMenuLink" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
Classes
</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link" href="#" id="navbarDropdownMenuLink" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
USP
</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link" href="#" id="navbarDropdownMenuLink" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
Contact
</a>
</li>
</ul>
</div>
<div class="btn-group" role="group" aria-label="Basic example" style="color: white;">
<button type="button" class="btn .btn-primary-outline border-right" style="color: white;">Sigh In</button>
<button type="button" class="btn btn-danger"><i style="color: white;" class="fa fa-search" aria-hidden="true"></i></button>
<button class="navbar-toggler" data-toggle="collapse" data-target="#navbarNav">
<span class="navbar-toggler-icon"></span>
</button>
</div>
</div>
</nav>
解决方案
这里有导航栏 ID
<button class="navbar-toggler" data-toggle="collapse" data-target="#**navbarNav**">
这里必须相同
<div class="collapse navbar-collapse flex-column " id="**navbar**">
也不要忘记在你的页面上调用这些js
<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js" integrity="sha384-DfXdz2htPH0lsSSs5nCTpuj/zy4C+OGpamoFVy38MVBnE+IbbVYUew+OrCXaRkfj" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/js/bootstrap.min.js" integrity="sha384-OgVRvuATP1z7JjHLkuOU7Xw704+h835Lr+6QL9UvYjZE3Ipu6Tp75j7Bh/kR0JKI" crossorigin="anonymous"></script>
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