Bootstrap 4

Bootstrap 4

Bootstrap 4 is an upgraded and latest version of bootstrap. Bootstrap 4 provides new components, more responsiveness and better accessibility. It also a free framwork of HTML, CSS and Javascript.

Bootstrap 4 provides all the classes of bootstrap 3 with upgraded functionality. But the bootstrap 4 supports all the latest and stable version of browsers only.

Bootstrap 4 CDN

The below links are used to connect the online bootstrap 4 files.

  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"></script>

Bootstrap 3 vs. Bootstrap 4

• Bootstrap 4 is the newest version of Bootstrap. While Bootstrap 3 is the oldest version of the bootstrap.
• Bootstrap 4 supports the upgraded browsers only. While bootstrap 3 supports both the newest and oldest version browsers.
• Bootstrap 4 provides the fastest accessibility, more responsiveness, new components etc than bootstrap 3.