📅  最后修改于: 2023-12-03 15:29:38.685000             🧑  作者: Mango
Bootstrap is a popular front-end framework for building responsive and mobile-first web applications. It provides a comprehensive set of CSS and JavaScript components for creating different UI elements.
Bootstrap 4.1.3 is the latest stable version of the framework, and it comes with some new features and improvements over the previous versions, including better grid system, new utility classes, new form styles, and more.
One of the easiest ways to use Bootstrap in your projects is by using the CDN (Content Delivery Network) version of the framework. The CDN version allows you to include the necessary CSS and JavaScript files in your HTML document without having to download or host them on your server.
To use Bootstrap 4.1.3 CDN with Popper, you need to include the necessary CSS and JavaScript files in your HTML document. Here is an example:
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap 4.1.3 CDN with Popper</title>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css">
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js"></script>
</head>
<body>
<!-- your HTML content here -->
</body>
</html>
In this example, we have included the necessary CSS and JavaScript files for Bootstrap framework, as well as the Popper.js library which is required by some Bootstrap components such as tooltips and popovers.
Bootstrap 4.1.3 comes with a wide range of CSS and JavaScript components that you can use to create different UI elements in your web applications. Here are some of the most commonly used components:
Bootstrap 4.1.3 CDN with Popper is a convenient way to use the Bootstrap framework in your web applications. You can easily include the necessary CSS and JavaScript files in your HTML document and start creating responsive and mobile-first UI elements using the wide range of components provided by the framework.