npm uninstall --save-dev bootstrap-sass
接著安裝Bootstrap4以及popper.js
npm install bootstrap@4.4.1 popper.js --save-dev
npm uninstall --save-dev bootstrap-sass
npm install bootstrap@4.4.1 popper.js --save-dev
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>Test</title>
<script type="text/javascript" src="http://code.jquery.com/jquery-2.0.3.min.js"></script>
<script src="./js/bootstrap.js"></script>
<link rel="stylesheet" href="./css/bootstrap.css">
</head>
<body>
<div id="slider">
<div id="carousel-example-generic" class="carousel slide">
<ol class="carousel-indicators">
<li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
<li data-target="#carousel-example-generic" data-slide-to="1"></li>
</ol>
<div class="carousel-inner">
<div class="item active">
<img src="http://www.wired.com/wiredenterprise/wp-content/uploads/2013/07/ff_googleinfrastructure_large.jpg" title="image1">
<div class="carousel-caption">lable1</div>
</div>
<div class="item">
<img src="http://rack.1.mshcdn.com/media/ZgkyMDEyLzEyLzA0L2M1L2dvb2ZpbmdvZmZvLmJURS5qcGcKcAl0aHVtYgk5NTB4NTM0IwplCWpwZw/fe2369e6/53a/goofing-off-on-a-google-doodle-how-downtime-helps-us-work-better-9e11a95d06.jpg" title="image2">
<div class="carousel-caption">lable2</div>
</div>
</div>
<a class="left carousel-control" href="#carousel-example-generic" data-slide="prev">
<span class="icon-prev"></span>
</a>
<a class="right carousel-control" href="#carousel-example-generic" data-slide="next">
<span class="icon-next"></span>
</a>
</div>
</div>
<style type="text/css">
#slider {
width: 30%;
height: 50%;
}
</style>
</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>Test</title>
<script type="text/javascript" src="http://code.jquery.com/jquery-2.0.3.min.js"></script>
<script src="./js/bootstrap.js"></script>
<link rel="stylesheet" href="./css/bootstrap.css">
</head>
<body>
<div class="panel-group" id="accordion">
<div class="panel panel-default">
<div class="panel-heading">
<h4 class="panel-title">
<a class="accordion-toggle" data-toggle="collapse" data-parent="#accordion" href="#collapseOne">
Collapsible Group Item #1
</a>
</h4>
</div>
<div id="collapseOne" class="panel-collapse collapse in">
<div class="panel-body">
one
</div>
</div>
</div>
<div class="panel panel-default">
<div class="panel-heading">
<h4 class="panel-title">
<a class="accordion-toggle" data-toggle="collapse" data-parent="#accordion" href="#collapseTwo">
Collapsible Group Item #2
</a>
</h4>
</div>
<div id="collapseTwo" class="panel-collapse collapse">
<div class="panel-body">
Two
</div>
</div>
</div>
<div class="panel panel-default">
<div class="panel-heading">
<h4 class="panel-title">
<a class="accordion-toggle" data-toggle="collapse" data-parent="#accordion" href="#collapseThree">
Collapsible Group Item #3
</a>
</h4>
</div>
<div id="collapseThree" class="panel-collapse collapse">
<div class="panel-body">
Three
</div>
</div>
</div>
</div>
</body>
</html>