我根本不懂JavaScript。Bootstrap文档说到

通过JavaScript调用modal: $('#myModal').modal(options)

我不知道如何在页面加载上调用这个。使用Bootstrap页面上提供的代码,我可以成功地在元素单击上调用模态,但我希望它立即在页面加载上加载。


当前回答

关于安德烈的伊里奇说你必须补充 js脚本 在你称之为jquery的行之后:

<script src="//ajax.aspnetcdn.com/ajax/jQuery/jquery-2.1.1.js" type="text/javascript"></script>

<script type="text/javascript">
     $(window).load(function(){
         $('#myModal').modal('show');
      });
</script>

对我来说,这就是问题所在,希望能有所帮助

其他回答

你可能想要保持jquery.js延迟,以更快的页面加载。但是,如果jquery.js被延迟到$(window)。负载可能不工作。那么你可以试试

setTimeout(function(){$('#myModal').modal('show');},3000);

它会在页面完全加载后弹出你的模态(包括jquery)

也许已经晚了,但是,一旦我不能解决这个订单问题,模态没有显示;我使用jquery点击();

我试过了,效果不错:)

创建一个按钮,调用Modal show >样式的按钮作为display: none; 例子:

$( "#clickme" ).click(); <html> <head> <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script> <script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script> </head> <body> <input type="button" value="0" id="clickme" style="display:none;" data-toggle="modal" data-target="#exampleModal" /> <!-- Modal --> <div id="exampleModal" class="modal" role="dialog"> <div class="modal-dialog"> <!-- Modal content--> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal">&times;</button> <h4 class="modal-title">Clicked Successfully</h4> </div> <div class="modal-body"> <p>Some text in the modal.</p> </div> <div class="modal-footer"> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> </div> </div> </div> </div> </body></html>

更新2020 -引导5

建立在优秀的回应从以前的答案,在Bootstrap 5没有jQuery,这已经工作;

document.querySelector('[data-target="#exampleModal"]').click();

完整的片段:

window.onload = () => { document.querySelector('[data-target="#exampleModal"]').click(); } <script src="https://stackpath.bootstrapcdn.com/bootstrap/5.0.0-alpha1/js/bootstrap.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js"></script> <link href="https://stackpath.bootstrapcdn.com/bootstrap/5.0.0-alpha1/css/bootstrap.min.css" rel="stylesheet" /> <div class="container py-3"> <!-- Button trigger modal --> <button type="button" class="btn btn-primary" data-toggle="modal" data-target="#exampleModal"> Launch demo modal </button> <!-- Modal --> <div class="modal fade" id="exampleModal" tabindex="-1" aria-labelledby="exampleModalLabel" aria-hidden="true"> <div class="modal-dialog"> <div class="modal-content"> <div class="modal-header"> <h5 class="modal-title" id="exampleModalLabel">Modal title</h5> <button type="button" class="close" data-dismiss="modal" aria-label="Close"> <span aria-hidden="true">&times;</span> </button> </div> <div class="modal-body"> ... </div> <div class="modal-footer"> <button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button> <button type="button" class="btn btn-primary">Save changes</button> </div> </div> </div> </div> </div>

我最近需要使用Django消息启动一个Bootstrap 5模态,不使用jQuery,也不使用按钮点击(例如,页面加载)。我是这样做的:

/ HTML模板

<div class="modal" id="notification">
  <div class="modal-dialog modal-dialog-centered">
    <div class="modal-content">
      <div class="modal-header">
        <h5 class="modal-title">Notification!</h5>
        <button type="button" class="btn-close"
                data-bs-dismiss="modal" aria-label="Close"></button>
      </div>
      <div class="modal-body">
        {% for m in messages %}
          {{ m }}
        {% endfor %}
      </div>
      <div class="modal-footer justify-content-between">
        <a class="float-none btn btn-secondary" href="{% url 'some_view' %}"
           type="button">
          Link/Button A
        </a>
        <button type="button" class="btn btn-primary"
                data-bs-dismiss="modal">
          Link/Button B
        </button>
      </div>
    </div>
  </div>
</div>

JS文件或模板

{% block javascript %}
  {{ block.super }}
  <script>
    var test_modal = new bootstrap.Modal(
      document.getElementById('notification')
    )
    test_modal.show()
  </script>
{% endblock javascript %}

这个方法在没有Django模板的情况下也可以工作;只需使用HTML并将JS放在一个文件或脚本元素中,在Bootstrap JS结束之前加载body元素。

只需将你想要在页面加载时调用的模态包装在文档头部的jQuery load事件中,它就会弹出,如下所示:

JS

<script type="text/javascript">
    $(window).on('load', function() {
        $('#myModal').modal('show');
    });
</script>

HTML

<div class="modal hide fade" id="myModal">
    <div class="modal-header">
        <a class="close" data-dismiss="modal">×</a>
        <h3>Modal header</h3>
    </div>
    <div class="modal-body">
        <p>One fine body…</p>
    </div>
    <div class="modal-footer">
        <a href="#" class="btn">Close</a>
        <a href="#" class="btn btn-primary">Save changes</a>
    </div>
</div>

你仍然可以在你的页面中调用模态,通过这样的链接调用它:

<a class="btn" data-toggle="modal" href="#myModal">Launch Modal</a>