我有以下 html。它由 bootstrap 和 css url 文件组成。它有两个 Accordion 项目选项卡。但是打开的时候发现有javascript错误。当我单击 Accordion 时，它不显示答案。有什么错误吗？
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name = "viewport" content = "width = device-width, initial-scale = 1">
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">
<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
</head>
<body>
<div class="container">
<h3>Default collapse with scaling icon</h3>
<div class="panel-group" id="faqAccordion0">
FAQ Sample Test
<div class="panel panel-default ">
<div class="panel-heading accordion-toggle question-toggle collapsed" data-toggle="collapse" data-parent="#faqAccordion0" data-target="#0">
<h4 class="panel-title">
<a href="#" class="ing">
Testing Question 1 Title
</a>
</h4>
</div>
<div id="0" class="panel-collapse collapse" style="height: 0px;">
<div class="panel-body">
<h5><span class="label label-primary">Answer</span></h5>
Testing Question 1 Content
</div>
</div>
</div>
<div class="panel panel-default ">
<div class="panel-heading accordion-toggle question-toggle collapsed" data-toggle="collapse" data-parent="#faqAccordion0" data-target="#1">
<h4 class="panel-title">
<a href="#" class="ing">
Testing Question 2 Title
</a>
</h4>
</div>
<div id="1" class="panel-collapse collapse" style="height: 0px;">
<div class="panel-body">
<h5><span class="label label-primary">Answer</span></h5>
Testing Question 2 Content
</div>
</div>
</div>
</div>
</div>
</body>
</html>
最佳答案
该错误告诉您还需要包含 jQuery。
<script
src="https://code.jquery.com/jquery-3.2.1.min.js"
integrity="sha256-hwg4gsxgFZhOsEEamdOYGBf13FyQuiTwlAQgxVSNgt4="
crossorigin="anonymous">
</script>
确保在包含 bootstrap.js 脚本之前包含 jQuery
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name = "viewport" content = "width = device-width, initial-scale = 1">
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">
<!-- Included jQuery right before bootstrap.js -->
<script
src="https://code.jquery.com/jquery-3.2.1.min.js"
integrity="sha256-hwg4gsxgFZhOsEEamdOYGBf13FyQuiTwlAQgxVSNgt4="
crossorigin="anonymous"></script>
<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
</head>
<body>
<div class="container">
<h3>Default collapse with scaling icon</h3>
<div class="panel-group" id="faqAccordion0">
FAQ Sample Test
<div class="panel panel-default ">
<div class="panel-heading accordion-toggle question-toggle collapsed" data-toggle="collapse" data-parent="#faqAccordion0" data-target="#0">
<h4 class="panel-title">
<a href="#" class="ing">
Testing Question 1 Title
</a>
</h4>
</div>
<div id="0" class="panel-collapse collapse" style="height: 0px;">
<div class="panel-body">
<h5><span class="label label-primary">Answer</span></h5>
Testing Question 1 Content
</div>
</div>
</div>
<div class="panel panel-default ">
<div class="panel-heading accordion-toggle question-toggle collapsed" data-toggle="collapse" data-parent="#faqAccordion0" data-target="#1">
<h4 class="panel-title">
<a href="#" class="ing">
Testing Question 2 Title
</a>
</h4>
</div>
<div id="1" class="panel-collapse collapse" style="height: 0px;">
<div class="panel-body">
<h5><span class="label label-primary">Answer</span></h5>
Testing Question 2 Content
</div>
</div>
</div>
</div>
</div>
</body>
</html>关于javascript - 常见问题 Bootstrap 示例 --> 不工作， Bootstrap 上有脚本错误，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/45932349/