Bootstrap 3,navbar-toggler-icon未加载,始终可见 [英] Bootstrap 3, navbar-toggler-icon Not Loading, Always Visible
问题描述
使用以下导航栏代码时,我遇到两个问题:1.实际的navbar-toggler-icon没有加载,我只看到一个小白方块.2.即使导航栏菜单为全角,该图标也始终可见.任何建议将不胜感激!我一直把头撞在墙上!
When using the following navbar code, I'm having two issues: 1. The actual navbar-toggler-icon isn't loading, I'm only seeing a small white square. 2. The icon is always visible, even when the navbar menu is full-width. Any advice would be greatly appreciated! I've been banging my head against a wall!
<nav class="navbar navbar-toggleable-md navbar-inverse">
<div class="navbar-header">
<button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#header-menu" aria-controls="header-menu" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
</div>
<a class="navbar-brand" href="#">Kaitlyn Dornbier</a>
<div class="collapse navbar-collapse" id="header-menu">
<ul class="nav navbar-nav navbar-right">
<li><a href="#">About</a></li>
<li><a href="#">Resume</a></li>
<li><a href="#">Skills</a></li>
<li><a href="#">Contact</a></li>
</ul>
</div>
</nav>
我正在使用Bootstrap 3.3.7,因为我在Bootstrap 4中遇到了很多导航栏问题
I'm using Bootstrap 3.3.7, as I've run into a lot of navbar trouble with Bootstrap 4
===================================================================解决方案:在Bootstrap 3.3.7和新的Beta Bootstrap 4之间的某个时候,他们将"navbar-toggle"重命名为"navbar-toggler"!navbar-toggler-icon也是新的,并替换为三个图标栏,例如所示的示例这里
================================================================== SOLUTION: Sometime between Bootstrap 3.3.7 and the new beta Bootstrap 4, they renamed 'navbar-toggle' to 'navbar-toggler'! The navbar-toggler-icon is also new, and was replaed with three icon-bars, like the example shown here
<nav class="navbar navbar-inverse">
<div class="navbar-header">
<button type="button" class="navbar-toggle navbar-toggle-right" data-toggle="collapse" data-target="#header-menu">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">Kaitlyn Dornbier</a>
</div>
<div class="collapse navbar-collapse" id="header-menu">
<ul class="nav navbar-nav navbar-right">
<li class="active"><a href="#">Home</a></li>
<li><a href="#">About</a></li>
<li><a href="#">Resume</a></li>
<li><a href="#">Skills</a></li>
<li><a href="#">Contact</a></li>
</ul>
</div>
</nav>
推荐答案
这是演示可能会丢失一个jquery文件,因为bootstrap的折叠导航栏依赖于它进行动画处理.我无法使navbar-toggle-icon正常工作,但是我可以使用以下方法获得酒吧:
Here is a demo of what I did. It's possible a jquery file was missing because bootstrap's collapse navbar depends on it to animate. I couldn't get navbar-toggle-icon to work, but I could get the bars using this:
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
我包括了指向jquery库的链接,因此引导程序可以依赖于它:
I included this link to the jquery library so bootstrap could depend on it:
https://cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js
总共是以下代码:
<nav class="navbar navbar-inverse">
<div class="container-fluid">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#header-menu">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">Kaitlyn Dornbier</a>
</div>
<div class="collapse navbar-collapse" id="header-menu">
<ul class="nav navbar-nav navbar-right">
<li><a href="#">About</a></li>
<li><a href="#">Resume</a></li>
<li><a href="#">Skills</a></li>
<li><a href="#">Contact</a></li>
</ul>
</div>
</div>
</nav>
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