我可以通过在第一个标题中使用“panel-collapse collapse”而不是“panel-collapse collapse in”来解决这个问题,但是我希望避免这样做,因为这会降低页面的可用性.
有什么可能导致这种异常的建议吗?
{% extends "base.HTML" %}{% import "bootstrap/wtf.HTML" as wtf %}<div > <link href="//cdnjs.cloudflare.com/AJAX/libs/twitter-bootstrap/3.3.2/CSS/bootstrap.CSS" rel="stylesheet"/> <script src="//cdnjs.cloudflare.com/AJAX/libs/jquery/2.1.3/jquery.Js"></script> <script src="//cdnjs.cloudflare.com/AJAX/libs/twitter-bootstrap/3.3.2/Js/bootstrap.Js"></script></div><div ID="accordion" role="tabList" aria-multiselectable="true"><div > <div role="tab" ID="headingOne"> <h4 > <a data-toggle="collapse" data-parent="#accordion" href="#collapSEOne" aria-expanded="true" aria-controls="collapSEOne"> 1. headline One </a> </h4> </div> <div ID="collapSEOne" role="tabpanel" aria-labelledby="headingOne"> <div > Some text </div> </div> </div> <div > <div role="tab" ID="headingTwo"> <h4 > <a data-toggle="collapse" data-parent="#accordion" href="#collapseTwo" aria-expanded="false" aria-controls="collapseTwo"> 2. Second headline </a> </h4> </div> <div ID="collapseTwo" role="tabpanel" aria-labelledby="headingTwo"> <div > Some more text </div> </div> </div></div>解决方法 检查您正在使用的bootstrap版本.它似乎在v3.3.2中工作
<link href="//cdnjs.cloudflare.com/AJAX/libs/twitter-bootstrap/3.3.2/CSS/bootstrap.CSS" rel="stylesheet"/><script src="//cdnjs.cloudflare.com/AJAX/libs/jquery/2.1.3/jquery.Js"></script><script src="//cdnjs.cloudflare.com/AJAX/libs/twitter-bootstrap/3.3.2/Js/bootstrap.Js"></script><div ID="accordion" role="tabList" aria-multiselectable="true"> <div > <div role="tab" ID="headingOne"> <h4 > <a data-toggle="collapse" data-parent="#accordion" href="#collapSEOne" aria-expanded="true" aria-controls="collapSEOne"> 1. headline One </a> </h4> </div> <div ID="collapSEOne" role="tabpanel" aria-labelledby="headingOne"> <div > Some text </div> </div> </div> <div > <div role="tab" ID="headingTwo"> <h4 > <a data-toggle="collapse" data-parent="#accordion" href="#collapseTwo" aria-expanded="false" aria-controls="collapseTwo"> 2. Second headline </a> </h4> </div> <div ID="collapseTwo" role="tabpanel" aria-labelledby="headingTwo"> <div > Some more text </div> </div> </div></div>总结
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