Bootstrap 5:徽章


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徽章

徽章用于向任何内容添加附加信息:

Example heading New

Example heading New

Example heading New

Example heading New

Example heading New
Example heading New

.badge 类与 <span> 中的上下文类(如 .bg-secondary) 元素来创建矩形徽章。请注意,徽章会缩放以匹配徽章的大小 父元素(如果有):

例子

<h1>Example heading <span class="badge bg-secondary">New</span></h1>
<h2>Example heading <span class="badge bg-secondary">New</span></h2>
<h3>Example heading <span class="badge bg-secondary">New</span></h3>
<h4>Example heading <span class="badge bg-secondary">New</span></h4>
<h5>Example heading <span class="badge bg-secondary">New</span></h5>
<h6>Example heading <span class="badge bg-secondary">New</span></h6>

自己尝试一下→

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>

<div class="container mt-3">
  <h2>Badges</h2>
  <h1>Example heading <span class="badge bg-secondary">New</span></h1>
  <h2>Example heading <span class="badge bg-secondary">New</span></h2>
  <h3>Example heading <span class="badge bg-secondary">New</span></h3>
  <h4>Example heading <span class="badge bg-secondary">New</span></h4>
  <h5>Example heading <span class="badge bg-secondary">New</span></h5>
  <h6>Example heading <span class="badge bg-secondary">New</span></h6>
</div>

</body>
</html>

上下文徽章

Primary Secondary Success Danger Warning Info Light Dark

使用任何上下文类 (.bg-*) 更改徽章的颜色:

例子

<span class="badge bg-primary">Primary</span>
<span class="badge bg-secondary">Secondary</span>
<span class="badge bg-success">Success</span>
<span class="badge bg-danger">Danger</span>
<span class="badge bg-warning">Warning</span>
<span class="badge bg-info">Info</span>
<span class="badge bg-light">Light</span>
<span class="badge bg-dark">Dark</span>

自己尝试一下→

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>

<div class="container mt-3">
  <h2>Contextual Badges</h2>
  <span class="badge bg-primary">Primary</span>
  <span class="badge bg-secondary">Secondary</span>
  <span class="badge bg-success">Success</span>
  <span class="badge bg-danger">Danger</span>
  <span class="badge bg-warning">Warning</span>
  <span class="badge bg-info">Info</span>
  <span class="badge bg-light">Light</span>
  <span class="badge bg-dark">Dark</span>
</div>

</body>
</html>

药丸徽章

Primary Secondary Success Danger Warning Info Light Dark

使用 .rounded-pill 类使徽章更圆:

例子

<span class="badge rounded-pill bg-primary">Primary</span>
<span class="badge rounded-pill bg-secondary">Secondary</span>
<span class="badge rounded-pill bg-success">Success</span>
<span class="badge rounded-pill bg-danger">Danger</span>
<span class="badge rounded-pill bg-warning">Warning</span>
<span class="badge rounded-pill bg-info">Info</span>
<span class="badge rounded-pill bg-light">Light</span>
<span class="badge rounded-pill bg-dark">Dark</span>

自己尝试一下→

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>

<div class="container mt-3">
  <h2>Pill Badges</h2>
  <span class="badge rounded-pill bg-primary">Primary</span>
  <span class="badge rounded-pill bg-secondary">Secondary</span>
  <span class="badge rounded-pill bg-success">Success</span>
  <span class="badge rounded-pill bg-danger">Danger</span>
  <span class="badge rounded-pill bg-warning">Warning</span>
  <span class="badge rounded-pill bg-info">Info</span>
  <span class="badge rounded-pill bg-light">Light</span>
  <span class="badge rounded-pill bg-dark">Dark</span>
</div>

</body>
</html>

元素内的徽章

在按钮内使用徽章的示例:

例子

<button type="button" class="btn btn-primary">
  Messages <span class="badge bg-danger">4</span>
</button>

自己尝试一下→

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>

<div class="container mt-3">
  <h2>Badge inside a Button</h2>
  <button type="button" class="btn btn-primary">
    Messages <span class="badge bg-danger">4</span>
  </button>
  <button type="button" class="btn btn-danger">
    Notifications <span class="badge bg-dark">7</span>
  </button>
</div>

</body>
</html>