【问题标题】:bootstrap 4 flex rows are appearing side by sidebootstrap 4 flex 行并排出现
【发布时间】:2018-12-16 11:36:50
【问题描述】:

我是 flex 新手,我的老板希望我只使用 flexbox!问题是我试图让导航菜单显示在它自己的行中,但它一直在搜索图标旁边,等等。我在代码中它自己的行中有它,所以我不知道为什么它并排出现

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">

<nav class="navbar navbar-expand-lg">
  <div class="container">
    <div class="d-flex flex-row w-100">
      <div class="flex-column">
          company logo here
      </div>
      <div class="flex-column">
        <a class="navbar-brand" href="#">
          company name here
        </a>
      </div>
      <div class="flex-column justify-content-end">
        search icon here
      </div>
      <div class="flex-column justify-content-end">
        <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#collapsibleNavbar">
          <span class="navbar-toggler-icon"></span>
        </button>
      </div>
    </div>
    <div class="d-flex flex-row w-100">
      <div class="flex-column justify-content-start">
        <div class="collapse navbar-collapse" id="collapsibleNavbar">
          <ul class="navbar-nav">
            <li class="nav-item">
              <a class="nav-link" href="#">Link</a>
            </li>
            <li class="nav-item">
              <a class="nav-link" href="#">Link</a>
            </li>
            <li class="nav-item">
              <a class="nav-link" href="#">Link</a>
            </li>    
          </ul>
        </div>  
      </div>
    </div>
  </div>
</nav>

<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>

【问题讨论】:

    标签: css flexbox bootstrap-4


    【解决方案1】:

    我假设您的意思是菜单按钮一直出现在搜索图标旁边。这是因为该按钮与搜索图标位于同一行。你是对的,菜单本身在它自己的行中,但按钮不在。

    【讨论】:

      【解决方案2】:

      你只需要添加一个 CSS 规则:

      .navbar-expand-lg > .container {
        flex-wrap:wrap
      }
      

      Fiddle

      【讨论】:

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