Question

我正在使用Bootstrap 4.0 modal来显示内容。第一个模态有点长，但它显示浏览器的滚动条。在模态中，我有另一个button来调用2nd modal，它将隐藏第一个模态。当我关闭第二个模态时，它将返回到第一个模态但是，然后浏览器的水平滚动条在0.5秒后消失。现在，我无法滚动模态的顶部或底部，因为滚动条已消失。有没有办法防止滚动条被删除？

Answer 1

我试过这个，请看看并且它不起作用，在下面发表评论，这样我就可以更好地了解问题所在。
它在jsfiddle有点扭曲，我建议你在codepen中打开 https://codepen.io/anon/pen/OZqxyK

＆＃13;

.modal
{
  overflow:scroll !important;
}

＆＃13;

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.0.0/jquery.min.js"></script>
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet" />
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
<button type="button" class="btn btn-info btn-lg" data-toggle="modal" data-target="#myModal">Open Modal</button>
<div class="modal fade" id="myModal" role="dialog">
  <div class="modal-dialog">

    <!-- Modal content-->
    <div class="modal-content" style="overflow:scroll;">
      <div class="modal-header">
        <button type="button" class="close" data-dismiss="modal">&times;</button>
        <h4 class="modal-title">Modal Header</h4>
      </div>
      <div class="modal-body">
        <p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
          It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with
          desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum.</p>
        <br><br>
        <p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
          It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with
          desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum.</p>
        <br><br>
        <p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
          It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with
          desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum.</p>
        <br><br>
        <p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
          It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with
          desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum.</p>
        <br><br>
        <button type="button" class="btn btn-info btn-lg" data-toggle="modal" data-target="#myModal2">Open Modal</button>
      </div>
      <div class="modal-footer">
        <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
      </div>
    </div>

  </div>
</div>
<div class="modal fade" id="myModal2" role="dialog">
  <div class="modal-dialog">

    <!-- Modal content-->
    <div class="modal-content">
      <div class="modal-header">
        <button type="button" class="close2 close" data-dismiss="modal">&times;</button>
        <h4 class="modal-title">Modal Header</h4>
      </div>
      <div class="modal-body">
        <p>Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
          It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with
          desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum.</p>
        <br><br>
      </div>
      <div class="modal-footer">
        <button type="button" class="close2 btn btn-default" data-dismiss="modal">Close</button>
      </div>
    </div>

  </div>
</div>

＆＃13;

同时隐藏和显示bootstrap 4模态将隐藏浏览器的滚动条

1 个答案: