Bootstrap 4 Button with Dropdown

Enhance button functionality on your website with dropdown menus in Bootstrap 4. Learn how to create versatile buttons that offer additional options or actions through intuitive dropdown menus.

Discover how to integrate a Bootstrap 4 button with a dropdown into your web projects. This UI component is perfect for creating a button that reveals additional options in a dropdown menu, enhancing user interaction and navigation. Follow these simple steps to seamlessly incorporate this feature into your own project:

Copy the Code Snippet:

  • Begin by copying the provided HTML code snippet for the Bootstrap 4 button with dropdown

Link Bootstrap CSS:

  • Ensure Bootstrap CSS is linked in the <head> section of your HTML file. Include the following link:
  • <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css">

Link jQuery, Popper.js, and Bootstrap JS

  • To ensure proper functionality of the dropdown menu, link jQuery, Popper.js, and Bootstrap JS in the <body> section of your HTML file, before the closing </body> tag:
  • <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.1/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/4.5.2/js/bootstrap.min.js"></script>
  • These scripts will enable the dropdown functionality and ensure smooth interaction for users.

Customize and Make It Yours:

  • Modify the button with a dropdown component to fit your specific design and functionality requirements. Customize the button's text, styles, and colors using Bootstrap's utility classes or custom CSS. Adjust the dropdown menu items to include the options relevant to your project.

Test and Implement:

  • Test the appearance and functionality of the button with dropdown to ensure it behaves as expected. Verify that the dropdown is responsive and displays correctly across different devices and screen sizes.

By following these steps, you can effectively integrate and customize the Bootstrap 4 button with dropdown according to your project's needs. Enhance user interaction and navigation with this versatile and responsive UI component.

Code Explanation

Button Group (<div class="btn-group">):

  • The btn-group class is a Bootstrap utility that groups multiple buttons together, making them appear as a single unit.

Action Button (<button type="button" class="btn btn-danger">Action</button>):

  • This button is styled with the Bootstrap classes btn and btn-danger.
  • btn applies the default Bootstrap button styling.
  • btn-danger gives the button a red background, indicating a potentially dangerous action.

Dropdown Toggle Button (<button type="button" class="btn btn-danger dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">):

  • This button includes classes btn, btn-danger, dropdown-toggle, and dropdown-toggle-split.
  • dropdown-toggle and dropdown-toggle-split style the button to appear as a dropdown toggle and ensure it visually separate from the main action button.
  • data-toggle="dropdown" enables the dropdown functionality.
  • aria-haspopup="true" indicates that the button controls a dropdown menu.
  • aria-expanded="false" indicates that the dropdown menu is initially collapsed.

Screen Reader Only Text (<span class="sr-only">Toggle Dropdown</span>):

  • This text is only visible to screen readers, ensuring accessibility by providing a description for the dropdown toggle button.

Dropdown Menu (<div class="dropdown-menu">):

  • The dropdown-menu class styles the div as a dropdown menu.

Dropdown Items:

  • <a class="dropdown-item" href="#">Action</a>: A link styled as a dropdown item.
  • <a class="dropdown-item" href="#">Another action</a>: Another dropdown item.
  • <a class="dropdown-item" href="#">Something else here</a>: Another dropdown item.
  • <div class="dropdown-divider"></div>: A divider that separates different sections within the dropdown.
  • <a class="dropdown-item" href="#">Separated link</a>: A link that is separated from the other items by the divider.