Javascript 如何使用滚动条创建引导媒体列表？
这是我的密码：Javascript 如何使用滚动条创建引导媒体列表？,javascript,html,css,bootstrap-4,Javascript,Html,Css,Bootstrap 4,这是我的密码： 电视：开 灯：打开 空调：关 创建会议 A. B C A. B C A. B C A. B C A. B C A. B C 2. 3. 使用CSS，将其放入空的标记中，并从ul中删除溢出自动h-100类 #pills-info { height: calc(100vh - 100px); overflow-y: scroll } 使用CSS，将其放入空的标记中，并从ul中删除
电视：开
灯：打开
空调：关
创建会议
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ul溢出自动h-100#pills-info {
height: calc(100vh - 100px);
overflow-y: scroll
}
使用CSS，将其放入空的
ul溢出自动h-100#pills-info {
height: calc(100vh - 100px);
overflow-y: scroll
}
可以使用具有以下2个属性的CSS类添加滚动条：
滚动条的CSS类示例：
.scroll-bar {
overflow-x: scroll;
overflow-y: scroll;
max-height: 100px;
}
<html>
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css" integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk" crossorigin="anonymous">
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js" integrity="sha384-DfXdz2htPH0lsSSs5nCTpuj/zy4C+OGpamoFVy38MVBnE+IbbVYUew+OrCXaRkfj" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/js/bootstrap.min.js" integrity="sha384-OgVRvuATP1z7JjHLkuOU7Xw704+h835Lr+6QL9UvYjZE3Ipu6Tp75j7Bh/kR0JKI" crossorigin="anonymous"></script>
<style>
.scroll-bar {
overflow-x: scroll;
overflow-y: scroll;
max-height: 100px;
}
</style>
</head>
<body class="p-1">
<div class="p-0 container-fluid">
<div class="p-0 row h-25 no-gutters">
<div class="p-0 col-12 col-sm-12 col-lg-12 col-xl-12">
<video id="selfView" class="h-100 w-100 position-absolute" controls muted>
<source src="https://www.w3schools.com/html/mov_bbb.mp4" type="video/mp4">
</video>
</div>
</div>
<div class="p-0 row no-gutters">
<div class="d-flex flex-row justify-content-center p-0 col-12 col-sm-12 col-lg-12 col-xl-12">
<div class="btn-group-toggle p-1" data-toggle="buttons">
<label class="btn btn-sm btn-lg btn-success">
TV:<span class="badge badge-success">On</span>
<input type="checkbox" id="shareVideo" checked>
</label>
</div>
<div class="btn-group-toggle p-1" data-toggle="buttons">
<label class="btn-sm btn btn-lg btn-success">
Light:<span class="badge badge-success">On</span>
<input type="checkbox" id="shareAudio" checked>
</label>
</div>
<div class="btn-group-toggle p-1" data-toggle="buttons">
<label class="btn-sm btn btn-lg btn-danger">
Air Cond:<span class="badge badge-danger">Off</span>
<input type="checkbox" id="shareScreen">
</label>
</div>
<div class="btn-group-toggle p-1">
<button class="btn-sm btn btn-lg btn-success">Create a meeting</button>
</div>
</div>
</div>
<div class="p-0 row no-gutters">
<div class="p-0 col-12 col-sm-12 col-lg-12 col-xl-12">
<ul class="nav nav-pills p-1 d-flex justify-content-around" id="pills-tab" role="tablist">
<li class="nav-item">
<a class="nav-link active"
id="pills-info-tab" data-toggle="pill"
href="#pills-info" role="tab" aria-controls="pills-info" aria-selected="true">
i
</a>
</li>
<li class="nav-item">
<a class="nav-link"
id="pills-member-tab" data-toggle="pill"
href="#pills-member" role="tab" aria-controls="pills-member" aria-selected="false">
f
</a>
</li>
<li class="nav-item">
<a class="nav-link"
id="pills-message-tab" data-toggle="pill"
href="#pills-message" role="tab" aria-controls="pills-message" aria-selected="false">
c
</a>
</li>
</ul>
<div class="tab-content border border-success position-relative" id="pills-tabContent">
<div class="tab-pane fade p-0 show active" id="pills-info" role="tabpanel" aria-labelledby="pills-member-tab">
<ul class="list-unstyled overflow-auto h-100 scroll-bar">
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
</ul>
</div>
<div class="tab-pane fade p-0" id="pills-member" role="tabpanel" aria-labelledby="pills-member-tab">
2
</div>
<div class="tab-pane fade p-0" id="pills-message" role="tabpanel" aria-labelledby="pills-member-tab">
3
</div>
</div>
</div>
</div>
</div>
</body>
</html>
.scroll-bar {
overflow-x: scroll;
overflow-y: scroll;
max-height: 100px;
}
<html>
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css" integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk" crossorigin="anonymous">
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js" integrity="sha384-DfXdz2htPH0lsSSs5nCTpuj/zy4C+OGpamoFVy38MVBnE+IbbVYUew+OrCXaRkfj" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/js/bootstrap.min.js" integrity="sha384-OgVRvuATP1z7JjHLkuOU7Xw704+h835Lr+6QL9UvYjZE3Ipu6Tp75j7Bh/kR0JKI" crossorigin="anonymous"></script>
<style>
.scroll-bar {
overflow-x: scroll;
overflow-y: scroll;
max-height: 100px;
}
</style>
</head>
<body class="p-1">
<div class="p-0 container-fluid">
<div class="p-0 row h-25 no-gutters">
<div class="p-0 col-12 col-sm-12 col-lg-12 col-xl-12">
<video id="selfView" class="h-100 w-100 position-absolute" controls muted>
<source src="https://www.w3schools.com/html/mov_bbb.mp4" type="video/mp4">
</video>
</div>
</div>
<div class="p-0 row no-gutters">
<div class="d-flex flex-row justify-content-center p-0 col-12 col-sm-12 col-lg-12 col-xl-12">
<div class="btn-group-toggle p-1" data-toggle="buttons">
<label class="btn btn-sm btn-lg btn-success">
TV:<span class="badge badge-success">On</span>
<input type="checkbox" id="shareVideo" checked>
</label>
</div>
<div class="btn-group-toggle p-1" data-toggle="buttons">
<label class="btn-sm btn btn-lg btn-success">
Light:<span class="badge badge-success">On</span>
<input type="checkbox" id="shareAudio" checked>
</label>
</div>
<div class="btn-group-toggle p-1" data-toggle="buttons">
<label class="btn-sm btn btn-lg btn-danger">
Air Cond:<span class="badge badge-danger">Off</span>
<input type="checkbox" id="shareScreen">
</label>
</div>
<div class="btn-group-toggle p-1">
<button class="btn-sm btn btn-lg btn-success">Create a meeting</button>
</div>
</div>
</div>
<div class="p-0 row no-gutters">
<div class="p-0 col-12 col-sm-12 col-lg-12 col-xl-12">
<ul class="nav nav-pills p-1 d-flex justify-content-around" id="pills-tab" role="tablist">
<li class="nav-item">
<a class="nav-link active"
id="pills-info-tab" data-toggle="pill"
href="#pills-info" role="tab" aria-controls="pills-info" aria-selected="true">
i
</a>
</li>
<li class="nav-item">
<a class="nav-link"
id="pills-member-tab" data-toggle="pill"
href="#pills-member" role="tab" aria-controls="pills-member" aria-selected="false">
f
</a>
</li>
<li class="nav-item">
<a class="nav-link"
id="pills-message-tab" data-toggle="pill"
href="#pills-message" role="tab" aria-controls="pills-message" aria-selected="false">
c
</a>
</li>
</ul>
<div class="tab-content border border-success position-relative" id="pills-tabContent">
<div class="tab-pane fade p-0 show active" id="pills-info" role="tabpanel" aria-labelledby="pills-member-tab">
<ul class="list-unstyled overflow-auto h-100 scroll-bar">
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
<li class="media">
a
</li>
<li class="media">
b
</li>
<li class="media">
c
</li>
</ul>
</div>
<div class="tab-pane fade p-0" id="pills-member" role="tabpanel" aria-labelledby="pills-member-tab">
2
</div>
<div class="tab-pane fade p-0" id="pills-message" role="tabpanel" aria-labelledby="pills-member-tab">
3
</div>
</div>
</div>
</div>
</div>
</body>
</html>
.滚动条{
溢出-x：滚动；
溢出y：滚动；
最大高度：100px；
}
电视：开
灯：打开
空调：关
创建会议
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A.
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B
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C
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B
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