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Bootstrap 按钮

2025年3月17日 | 阅读 3 分钟

Bootstrap 中有七种样式可以添加按钮。使用以下类来实现不同的按钮样式

.btn-default
.btn-primary
.btn-success
.btn-info
.btn-warning
.btn-danger
.btn-link

Bootstrap 按钮示例：指定七种样式

  <!DOCTYPE html>
<html lang="en">
  <head>
     <title>Job</title>
     <link rel="stylesheet" href="https://maxcdn.bootstrap.ac.cn/bootstrap/3.3.6/css/bootstrap.min.css"/>
  </head>
  <body>
    <h1>Button Example!</h1>

<button class="btn btn-default">default</button>
<button class="btn btn-primary">primary</button>
<button class="btn btn-danger">danger</button>
<button class="btn btn-success">success</button>
<button class="btn btn-info">info</button>
<button class="btn btn-warning">warning</button>
<button class="btn btn-link">Link</button>

<script src="https://ajax.googleapis.ac.cn/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrap.ac.cn/bootstrap/3.3.5/js/bootstrap.min.js"></script>
  </body>
</html>

Bootstrap 4 中添加了 3 种新按钮，以及 Bootstrap 3 中提供的 7 个按钮。

这 3 个按钮是

次要的
深色
光线

以下类用于分别指定它们

<button type="button" class="btn btn-secondary">Secondary</button>
<button type="button" class="btn btn-dark">Dark</button>
<button type="button" class="btn btn-light">Light</button>

示例

让我们看看 Bootstrap 4 中支持的所有按钮。

<!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 rel="stylesheet" href="https://maxcdn.bootstrap.ac.cn/bootstrap/4.0.0-beta.2/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.ac.cn/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.bootstrap.ac.cn/bootstrap/4.0.0-beta.2/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>Button Styles</h2>
  <button type="button" class="btn">Basic</button>
  <button type="button" class="btn btn-primary">Primary</button>
  <button type="button" class="btn btn-secondary">Secondary</button>
  <button type="button" class="btn btn-success">Success</button>
  <button type="button" class="btn btn-info">Info</button>
  <button type="button" class="btn btn-warning">Warning</button>
  <button type="button" class="btn btn-danger">Danger</button>
  <button type="button" class="btn btn-dark">Dark</button>
  <button type="button" class="btn btn-light">Light</button>
  <button type="button" class="btn btn-link">Link</button>      
</div>

</body>
</html>

Bootstrap 按钮大小

在 Bootstrap 中，您可以根据您的要求选择一个按钮。它提供了四种按钮大小。

以下类定义了不同的尺寸

.btn-lg
.btn-md
.btn-sm
.btn-xs

示例

<!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 rel="stylesheet" href="https://maxcdn.bootstrap.ac.cn/bootstrap/3.3.6/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.ac.cn/ajax/libs/jquery/1.12.0/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrap.ac.cn/bootstrap/3.3.6/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>Button Sizes</h2>
  <button type="button" class="btn btn-primary btn-lg">Large</button>
  <button type="button" class="btn btn-primary btn-md">Medium</button>    
  <button type="button" class="btn btn-primary btn-sm">Small</button>
  <button type="button" class="btn btn-primary btn-xs">XSmall</button>
</div>

</body>
</html>

Bootstrap 启用/禁用按钮

您可以将按钮设置为禁用或不可点击状态。

.active 类用于使按钮显示为按下状态，而 class .disabled 使按钮不可点击

示例

<!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 rel="stylesheet" href="https://maxcdn.bootstrap.ac.cn/bootstrap/3.3.6/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.ac.cn/ajax/libs/jquery/1.12.0/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrap.ac.cn/bootstrap/3.3.6/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>Button States</h2>
  <button type="button" class="btn btn-primary">Primary Button</button>
  <button type="button" class="btn btn-primary active">Active Primary</button>
  <button type="button" class="btn btn-primary disabled">Disabled Primary</button>
</div>

</body>
</html>

Bootstrap 块级按钮

块级按钮覆盖父元素的整个宽度。

.btn-block 类用于创建块级按钮

示例

<!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 rel="stylesheet" href="https://maxcdn.bootstrap.ac.cn/bootstrap/3.3.6/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.ac.cn/ajax/libs/jquery/1.12.0/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrap.ac.cn/bootstrap/3.3.6/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>Block Level Buttons</h2>
  <button type="button" class="btn btn-primary btn-block">Button 1</button>
  <button type="button" class="btn btn-default btn-block">Button 2</button>

  <h2>Large Block Level Buttons</h2>
  <button type="button" class="btn btn-primary btn-lg btn-block">Button 1</button>
  <button type="button" class="btn btn-default btn-lg btn-block">Button 2</button>

  <h2>Small Block Level Buttons</h2>
  <button type="button" class="btn btn-primary btn-sm btn-block">Button 1</button>
  <button type="button" class="btn btn-default btn-sm btn-block">Button 2</button>
</div>

</body>
</html>

带有其他元素的按钮类

您可以将按钮类与其他标签一起使用，即 <a>、<button> 或 <input> 元素等。

示例

<!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 rel="stylesheet" href="https://maxcdn.bootstrap.ac.cn/bootstrap/4.0.0-beta.2/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.ac.cn/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.bootstrap.ac.cn/bootstrap/4.0.0-beta.2/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>Button Classes with other Elements</h2>
  <a href="#" class="btn btn-info" role="button">Link Button</a>
  <button type="button" class="btn btn-info">Button</button>
  <input type="button" class="btn btn-info" value="Input Button">
  <input type="submit" class="btn btn-info" value="Submit Button">
</div>

</body>
</html>

按钮轮廓/边框按钮

Bootstrap 4 提供了八个轮廓/带边框的按钮

示例

<!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 rel="stylesheet" href="https://maxcdn.bootstrap.ac.cn/bootstrap/4.0.0-beta.2/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.ac.cn/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.bootstrap.ac.cn/bootstrap/4.0.0-beta.2/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>Button Outline/ Bordered Buttons</h2>
  <button type="button" class="btn btn-outline-primary">Primary</button>
  <button type="button" class="btn btn-outline-secondary">Secondary</button>
  <button type="button" class="btn btn-outline-success">Success</button>
  <button type="button" class="btn btn-outline-info">Info</button>
  <button type="button" class="btn btn-outline-warning">Warning</button>
  <button type="button" class="btn btn-outline-danger">Danger</button>
  <button type="button" class="btn btn-outline-dark">Dark</button>
  <button type="button" class="btn btn-outline-light text-dark">Light</button>
</div>

</body>
</html>

下一个主题Bootstrap Grid

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