Bootstrap 4 Carousel控件不起作用 [英] Bootstrap 4 Carousel controls not working
本文介绍了Bootstrap 4 Carousel控件不起作用的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
以前从未遇到过此问题，但是出于任何原因，我的基本BS4传送带的传送带控件均无法正常工作.有趣的是，单击指标后它们是否起作用?
Never had this issue before, but for whatever reason my carousel controls for a basic BS4 carousel are not working. Interestingly enough, the indicators are working when they are clicked?
<div class="col-md-6">
<div id="carouselExampleIndicators" class="carousel slide" data-ride="carousel">
<ol class="carousel-indicators">
<li data-target="#carouselExampleIndicators" data-slide-to="0" class="active"></li>
<li data-target="#carouselExampleIndicators" data-slide-to="1"></li>
<li data-target="#carouselExampleIndicators" data-slide-to="2"></li>
</ol>
<div class="carousel-inner">
<div class="carousel-item active">
<div class="embed-container">
<iframe src="https://www.youtube.com/embed/..." frameborder="0" allowfullscreen></iframe>
</div>
</div>
<div class="carousel-item">
<div class="embed-container">
<iframe src="https://www.youtube.com/embed/..." frameborder="0" allowfullscreen></iframe>
</div>
</div>
<div class="carousel-item">
<div class="embed-container">
<iframe src="https://www.youtube.com/embed/..." frameborder="0" allowfullscreen></iframe>
</div>
</div>
</div>
<a class="carousel-control-prev" href="#carouselExampleIndicators" role="button" data-slide="prev">
<span class="carousel-control-prev-icon" aria-hidden="true"></span>
<span class="sr-only">Previous</span>
</a>
<a class="carousel-control-next" href="#carouselExampleIndicators" role="button" data-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
</div>
推荐答案
添加popper.js可能会对您有所帮助.
Adding the popper.js may help you.
<!DOCTYPE html>
<html lang="en">
<head>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.6/umd/popper.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/js/bootstrap.min.js"></script>
</head>
<body>
<div class="col-md-6">
<div id="carouselExampleIndicators" class="carousel slide" data-ride="carousel">
<ol class="carousel-indicators">
<li data-target="#carouselExampleIndicators" data-slide-to="0" class="active"></li>
<li data-target="#carouselExampleIndicators" data-slide-to="1"></li>
<li data-target="#carouselExampleIndicators" data-slide-to="2"></li>
</ol>
<div class="carousel-inner">
<div class="carousel-item active">
<div class="embed-container">
<iframe src="https://www.youtube.com/embed/..." frameborder="0" allowfullscreen></iframe>
</div>
</div>
<div class="carousel-item">
<div class="embed-container">
<iframe src="https://www.youtube.com/embed/..." frameborder="0" allowfullscreen></iframe>
</div>
</div>
<div class="carousel-item">
<div class="embed-container">
<iframe src="https://www.youtube.com/embed/..." frameborder="0" allowfullscreen></iframe>
</div>
</div>
</div>
<a class="carousel-control-prev" href="#carouselExampleIndicators" role="button" data-slide="prev">
<span class="carousel-control-prev-icon" aria-hidden="true"></span>
<span class="sr-only">Previous</span>
</a>
<a class="carousel-control-next" href="#carouselExampleIndicators" role="button" data-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
</div>
</body>
</html>
这篇关于Bootstrap 4 Carousel控件不起作用的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！
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