button, button group
button
1. Style ( .btn-link link.btn-color )
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<button type="button" class="btn">基本按钮</button>
<button type="button" class="btn btn-link">链接</button>
<button type="button" class="btn btn-primary">主要按钮</button>
<button type="button" class="btn btn-secondary">次要按钮</button>
<button type="button" class="btn btn-success">成功</button>
<button type="button" class="btn btn-info">信息</button>
<button type="button" class="btn btn-warning">警告</button>
<button type="button" class="btn btn-danger">危险</button>
<button type="button" class="btn btn-dark">黑色</button>
<button type="button" class="btn btn-light">浅色</button>
</div>
</body>
</html>
operation result:
2. The button class can be used on <a>, <button>, or <input> elements
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<a href="#" class="btn btn-info" role="button">链接按钮</a>
<button type="button" class="btn btn-info">按钮</button>
<input type="button" class="btn btn-info" value="输入按钮框" />
<input type="submit" class="btn btn-info" value="提交按钮框" />
</div>
</body>
</html>
operation result:
3. Set the border ( .btn-outline-color)
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<button type="button" class="btn btn-outline-primary">主要按钮</button>
<button type="button" class="btn btn-outline-secondary">次要按钮</button>
<button type="button" class="btn btn-outline-success">成功</button>
<button type="button" class="btn btn-outline-info">信息</button>
<button type="button" class="btn btn-outline-warning">警告</button>
<button type="button" class="btn btn-outline-danger">危险</button>
<button type="button" class="btn btn-outline-dark">黑色</button>
<button type="button" class="btn btn-outline-light text-dark">浅色</button>
</div>
</body>
</html>
operation result:
4. Buttons of different sizes ( .btn-lg big .btn-sm small )
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<button type="button" class="btn btn-primary btn-lg">大号按钮</button>
<button type="button" class="btn btn-primary">默认按钮</button>
<button type="button" class="btn btn-primary btn-sm">小号按钮</button>
</div>
</body>
</html>
operation result:
5. Block-level buttons ( .btn-block )
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<button type="button" class="btn btn-primary btn-block">块级按钮</button>
<button type="button" class="btn btn-primary btn-lg btn-block">大的块级按钮</button>
<button type="button" class="btn btn-primary btn-sm btn-block">小的块级按钮</button>
</div>
</body>
</html>
operation result:
6. Active and disabled buttons ( .active disabled )
1. The .active class can set the button to be available
2. The disabled attribute can set the button to be unclickable
3. Note that the < a > element does not support the disabled attribute, you can disable link clicks by adding the .disabled class.
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<button type="button" class="btn btn-primary">主要按钮</button>
<button type="button" class="btn btn-primary active">点击后的按钮</button>
<button type="button" class="btn btn-primary" disabled>禁止点击的按钮</button>
<a href="#" class="btn btn-primary disabled">禁止点击的链接</a>
</div>
</body>
</html>
operation result:
button group
1. Button group ( .btn-group )
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<div class="btn-group">
<button type="button" class="btn btn-primary">天津</button>
<button type="button" class="btn btn-primary">北京</button>
<button type="button" class="btn btn-primary">山东</button>
</div>
</div>
</body>
</html>
operation result:
2. The size of the button group ( .btn-group-lg larger .btn-group-sm smaller )
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<h3>大按钮:</h3>
<div class="btn-group btn-group-lg">
<button type="button" class="btn btn-primary">天津</button>
<button type="button" class="btn btn-primary">北京</button>
<button type="button" class="btn btn-primary">山东</button>
</div>
<h3>默认按钮:</h3>
<div class="btn-group">
<button type="button" class="btn btn-primary">天津</button>
<button type="button" class="btn btn-primary">北京</button>
<button type="button" class="btn btn-primary">山东</button>
</div>
<h3>小按钮:</h3>
<div class="btn-group btn-group-sm">
<button type="button" class="btn btn-primary">天津</button>
<button type="button" class="btn btn-primary">北京</button>
<button type="button" class="btn btn-primary">山东</button>
</div>
</div>
</body>
</html>
operation result:
3. Vertical button group ( .btn-group-vertical )
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<div class="btn-group-vertical">
<button type="button" class="btn btn-primary">天津</button>
<button type="button" class="btn btn-primary">北京</button>
<button type="button" class="btn btn-primary">山东</button>
</div>
</div>
</body>
</html>
operation result:
4. Embedded button group and drop-down menu
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<div class="btn-group">
<button type="button" class="btn btn-primary">天津</button>
<button type="button" class="btn btn-primary">北京</button>
<div class="btn-group">
<!--
dropdown-toggle 下拉合并项
data-toggle 数据合并
-->
<button type="button" class="btn btn-primary dropdown-toggle" data-toggle="dropdown">山东</button>
<div class="dropdown-menu">
<a href="#" class="dropdown-item">德州</a>
<a href="#" class="dropdown-item">济南</a>
</div>
</div>
</div>
</div>
</body>
</html>
operation result:
5. Split Button Dropdown
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<div class="btn-group">
<button type="button" class="btn btn-primary">天津</button>
<button type="button" class="btn btn-primary dropdown-toggle dropdown-toggle-split" data-toggle="dropdown">
<span class="caret"></span>
</button>
<div class="dropdown-menu">
<a href="#" class="dropdown-item">南开区</a>
<a href="#" class="dropdown-item">西青区</a>
</div>
</div>
</div>
</body>
</html>
operation result:
6. Vertical button group and drop-down menu
code show as below:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
<script src="js/jquery.slim.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/popper.min.js" type="text/javascript" charset="utf-8"></script>
<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<div class="container">
<div class="btn-group-vertical">
<button type="button" class="btn btn-primary">天津</button>
<button type="button" class="btn btn-primary">北京</button>
<div class="btn-group">
<button type="button" class="btn btn-primary dropdown-toggle" data-toggle="dropdown">山东</button>
<div class="dropdown-menu">
<a href="#" class="dropdown-item">德州</a>
<a href="#" class="dropdown-item">济南</a>
</div>
</div>
</div>
</div>
</body>
</html>
operation result:
