Bootstrap 复选框(checkbox)
复选框用于让用户从一系列预设置的选项中进行选择，可以选一个或多个。以下实例包含了三个选项。最后一个是禁用的：
实例：
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap4 实例</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/4.1.0/css/bootstrap.min.css" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" >
<script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></script>
<script src="https://cdn.bootcss.com/popper.js/1.12.5/umd/popper.min.js" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></script>
<script src="https://cdn.bootcss.com/bootstrap/4.1.0/js/bootstrap.min.js" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></script>
</head>
<body>
<div class="container">
<h2>表单控件: checkbox</h2>
<p>以下实例包含了三个选项。最后一个是禁用的：</p>
<form>
<div class="form-check">
<label class="form-check-label">
<input type="checkbox" class="form-check-input" value="">Option 1
</label>
</div>
<div class="form-check">
<label class="form-check-label">
<input type="checkbox" class="form-check-input" value="">Option 2
</label>
</div>
<div class="form-check disabled">
<label class="form-check-label">
<input type="checkbox" class="form-check-input" value="" disabled>Option 3
</label>
</div>
</form>
</div>
</body>
</html>
尝试一下
使用 .form-check-inline 类可以让选项显示在同一行上：
实例：
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap4 实例</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/4.1.0/css/bootstrap.min.css" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" rel="external nofollow" target="_blank" >
<script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></script>
<script src="https://cdn.bootcss.com/popper.js/1.12.5/umd/popper.min.js" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></script>
<script src="https://cdn.bootcss.com/bootstrap/4.1.0/js/bootstrap.min.js" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ></script>
</head>
<body>
<div class="container">
<h2>表单控件: checkbox</h2>
<p>以下实例包含了三个选项。最后一个是禁用的，使用 .form-check-inline 类可以让选项显示在同一行上：</p>
<form>
<div class="form-check form-check-inline">
<label class="form-check-label">
<input type="checkbox" class="form-check-input" value="">Option 1
</label>
</div>
<div class="form-check form-check-inline">
<label class="form-check-label">
<input type="checkbox" class="form-check-input" value="">Option 2
</label>
</div>
<div class="form-check form-check-inline disabled">
<label class="form-check-label">
<input type="checkbox" class="form-check-input" value="" disabled>Option 3
</label>
</div>
</form>
</div>
</body>
</html>
尝试一下
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