【问题标题】:Bootstrap dropdown wont appear引导下拉菜单不会出现
【发布时间】:2021-12-03 22:32:26
【问题描述】:

嘿,所以我的引导下拉菜单无法通过单击它来工作。

这是我的代码:

                    <div class="dragArea row fake_input">
                        <div class="col-md col-12 form-group" data-for="name">
                            <p class="fake_input_text">{{ password }}</p>
                        </div>
                        <div class="dropdown">
                            <button class="btn btn-success display-4 dropdown-toggle" type="button" id="dropdownMenuButton" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
                                Choose Length
                            </button>
                            <div class="dropdown-menu" aria-labelledby="dropdownMenuButton">
                                <a class="dropdown-item" href="#">2</a>
                                <a class="dropdown-item" href="#">4</a>
                                <a class="dropdown-item" href="#">6</a>
                            </div>
                        </div>
                        <div class="mbr-section-btn col-12 col-md-auto"><a href="{% url 'home:passwordgenerator' %}" class="btn btn-success display-4">Generate</a></div>
                    </div>

【问题讨论】:

  • 你是否在 head 标签中添加了引导依赖项? w3schools.com/bootstrap4/bootstrap_get_started.asp
  • 是的,我做到了
  • 如果我点击下拉按钮,按钮的颜色会随着下拉菜单的下降而改变,它只是没有显示
  • 在下面回答。我已经测试过了,它正在工作

标签: django bootstrap-4 menu dropdown


【解决方案1】:

head标签中添加这些也可以ctrl+f5清除缓存

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

【讨论】:

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