【问题标题】:toggle button seen on desktop view在桌面视图上看到的切换按钮
【发布时间】:2018-01-22 15:27:37
【问题描述】:
<nav class="navbar navbar-expand-md navbar-light bg-primary">
  <a class="navbar-brand" href="#">Brand</a>
  <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#navbarSupportedContent">
        <span class="navbar-toggler-icon"></span>
      </button>
  <div class="collapse navbar-collapse" id="navbarSupportedContent">
        <ul class="navbar-nav mr-auto">
        <li class="nav-item active">Home</li>
    </ul>
    </div>
</nav>

使用上面的代码,当我在桌面上查看页面时,我仍然可以看到切换按钮

【问题讨论】:

标签: jquery css twitter-bootstrap twitter-bootstrap-4


【解决方案1】:

尝试:使用 navbar-toggler 代替 navbar-toggle 类作为按钮类

【讨论】:

    【解决方案2】:

    您在切换按钮中使用了错误的类名。使用navbar-toggler 而不是navbar-toggle

    Reference Link bootstrap4 navbar

    堆栈片段

    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
    <nav class="navbar navbar-expand-md navbar-light bg-primary">
      <a class="navbar-brand" href="#">Brand</a>
      <button type="button" class="navbar-toggler" data-toggle="collapse" data-target="#navbarSupportedContent">
            <span class="navbar-toggler-icon"></span>
          </button>
      <div class="collapse navbar-collapse" id="navbarSupportedContent">
        <ul class="navbar-nav mr-auto">
          <li class="nav-item active">Home</li>
        </ul>
      </div>
    </nav>

    【讨论】:

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