Bootstrap Js Button

⚡ Bootstrap JS Buttons: Adding Power to Your UI with Just a Few Lines

Buttons are a core part of any user interface — and when you’re using Bootstrap, they come with built-in JavaScript behavior that can enhance your app without writing much JS yourself.

In this post, we’ll explore how to create and control interactive Bootstrap buttons using Bootstrap’s JavaScript features — including toggles, button groups, and loading states.

Basic Bootstrap Button

This gives you a styled button — but no JS yet. Let’s add interactivity.

1. Toggle Button (Using JS)

Bootstrap allows buttons to toggle between active/inactive states without custom JavaScript.

✅ Example: Toggle Button

What it does:

Adds/removes the .active class on click
Updates the aria-pressed attribute for accessibility
Requires Bootstrap JS to be included!

✅ Enable Bootstrap JS:

Make sure you’ve included Bootstrap’s JS in your HTML:

2. Button Groups with Toggle Behavior

html

<div class="btn-group" role="group" aria-label="Toggle group">

  <input type="radio" class="btn-check" name="options" id="option1" autocomplete="off" checked>

  <label class="btn btn-outline-primary" for="option1">One</label>
  <input type="radio" class="btn-check" name="options" id="option2" autocomplete="off">

  <label class="btn btn-outline-primary" for="option2">Two</label>

<input type="radio" class="btn-check" name="options" id="option3" autocomplete="off"> <label class="btn btn-outline-primary" for="option3">Three</label> </div>

Notes:

Uses radio inputs and labels styled as buttons
Ensures only one button is active at a time

3. Controlling Button State with JavaScript

You can also control a button’s active state using vanilla JS + Bootstrap’s Button methods:

Example:

Or use Bootstrap’s JS API (if you’re using Bootstrap 5+):

4. Simulate Loading States

Bootstrap doesn’t provide built-in loaders on buttons, but you can simulate it easily:

Final Thoughts

Bootstrap’s JavaScript-enhanced buttons make it easy to create toggleable, grouped, or dynamically updated UI elements with almost no custom JS. For production-grade features (like spinners, loaders, and modals triggered by buttons), Bootstrap provides a clean, modular way to build them.