Bootstrap Tutorial - Naukri Code 360

Introduction

Bootstrap is a popular framework that includes HTML, CSS and JavaScript for developing a responsive and mobile friendly website.

So, a beginner generally uses HTML, CSS, and Javascript to design working web pages, which takes a long time. To save time, you must use Bootstrap for your front end. Bootstrap is an easy-to-use framework with a lot of plugins.

This blog will discuss the topic of Bootstrap Overview in detail. Let's start without wasting time.

What is Bootstrap?

Bootstrap is a free front-end framework with various predefined CSS codes. It offers packages for popular user interface elements, like forms, buttons, navigation, dropdowns, and many more, based on HTML and CSS. Bootstrap takes less effort than others to make unique and fantastic web pages.

Bootstrap includes CSS and partial JS support in plugins which helps in components like user interface. The Bootstrap overview also consists of the history of Bootstrap, so let's discuss it in the next section.

History of Bootstrap

Bootstrap was created by a designer and a developer from Twitter in 2010, where Mr Mark Otto was the designer, and Jacob Thornton was the developer. It was released in 2011 as an open-source framework on GitHub. Bootstrap was known as a Twitter blueprint before its release.

The bootstrap framework came into existence to enable the reliability and uniformity of web pages. Designers were using external libraries to develop responsive websites before Bootstrap existed. This brought inconsistency and a lot of burdens to maintain it.

Why to Learn Bootstrap?

There are many reasons to use Bootstrap. Let's discuss them one by one in this Bootstrap overview blog.

Browser Supportive: Bootstrap supports all browsers like Google Chrome, Firefox, Internet Explorer, and many more.
Mobile-first Approach: The mobile-first approach is present in all the libraries of the Bootstrap framework, not just in a few discrete scripts. The term "mobile-first approach" refers to creating an online experience for mobile devices rather than desktops or other devices like tablets and iPad.
Easy Customization: Bootstrap offers some inbuilt segments and features that are easy to customize.
Easy to Start: If you have prior knowledge of HTML and CSS, you can simply start learning Bootstrap from the official website or the Bootstrap blogs offered by Coding Ninjas.
Responsive Design: The responsive CSS on websites created using the Bootstrap framework can adjust the screen size of wide desktops, laptops, tablets, and mobile devices.

Applications of Bootstrap

Bootstrap is a powerful framework that is used in various web development projects. Some key applications of Bootstrap include:

Responsive Web Design: Bootstrap allows developers to create websites that are adaptable to different screen sizes and devices, thus enhancing the user experience.
Mobile-friendly website: Bootstrap ensures that websites are designed and optimized for mobile devices, resulting in increasing usage of smartphones and tablets.
Rapid Prototyping: Bootstrap provides an extensive collection of pre-designed templates; thus, it enables rapid prototyping.
Cross-Browser Compatibility: As Bootstrap standardizes CSS and JavaScript codebase, it ensures consistent appearance and functionality across different web browsers, lowering compatibility issues.
Theming Bootstrap offers a wide range of customizable themes, making it an optimal choice for creating branded websites.
Time and Cost Efficiency: With the help of Bootstrap, developers can complete the project faster and save significant time and effort in the development.

Usage of Bootstrap

The Bootstrap Overview blog must include the usage of Bootstrap. So, we can use Bootstrap in many ways. For example, see the list of usage below.

Using Bootstrap, we can create a responsive website.
Using Bootstrap, we can create different types of alert boxes.
Using Bootstrap, we can create many form layouts.
Using Bootstrap, we can create an image slider.
Using Bootstrap, we can create many types of navigation bars.
Using Bootstrap, we can create popovers to show hints to the user.

You can create many more exciting things with Bootstrap; the list does not end here.

Hello World Using Bootstrap

Now, let's learn to write a hello world using Bootstrap.

Code

<!DOCTYPE html>
<html lang="en">
	<head>
		<title>Hello World using Bootstrap</title>
		<!-- Bootstrap CSS -->
		<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
		<!-- JavaScript start -->
		<!-- Bootstrap JS -->
		<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>
	</head>
	<body>
		<h1>Hello World</h1>
	</body>
</html>

Output

Explanation

In the above example, we used successfully displayed the hello world on our screen using the Bootstrap framework. We included Bootstrap in our HTML and CSS using the href and src attributes and finally displayed the message using the HTML heading tag.

Bootstrap in Websites

We can add the whole CSS and Javascript plugins just by adding a link for the project. In the whole process, the Bootstrap code is hosted somewhere in the CDN (Content Delivery Network).

For CSS:

<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0-alpha1/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-GLhlTQ8iRABdZLl6O3oVMWSktQOp6b7In1Zl3/Jr59b6EGGoI1aFkw7cmDA6j6gD" crossorigin="anonymous">

For Javascript:

<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0-alpha1/dist/js/bootstrap.bundle.min.js" integrity="sha384-w76AqPfDkMBDXo30jS1Sgez6pr3x5MlQ1ZAGC+nuZB+EYdgRZgiwxhTBTkF7CXvN" crossorigin="anonymous"></script>

Packages in Bootstrap

Bootstrap offers many packages also, so the user does not need to write too much code to add a simple component.

Package	Description
Scaffolding	Bootstrap provides a background, link styles, and grid system as its basic structure.
CSS(Cascading Style Sheets)	The features of Bootstrap include a smart grid system, basic HTML element styling, and global CSS settings.
Customize	Bootstrap offers customized elements. It helps to create our style and alter the fewer variables, jQuery plugins, and components of Bootstrap.
Components	Many reusable components, like iconography, dropdown menus, navigation, alerts, pop-overs, and more, are included in Bootstrap.
JavaScript Plugins	Bootstrap includes a variety of unique jQuery plugins. It is simple to add them all at once or one by one.

Advantages of Bootstrap

The advantages of using Bootstrap are given below:

Using the predefined design templates and classes that Bootstrap offers, you can focus on other development tasks while saving time and effort.
Bootstrap is compatible with all current web browsers, like Chrome, Firefox, Safari, Internet Explorer, and others. It was designed with modern web browsers in mind.
The design and layout of your web pages will be consistent since all Bootstrap components use the same design templates and styles that a single central library shares.
Bootstrap is a preferred framework for building responsive websites since it is lightweight.
Cross-browser issues are less common using Bootstrap.

Disadvantages of Bootstrap

Now we will discuss some disadvantages of Bootstrap in our Bootstrap overview blog.

Styles in Bootstrap can produce large amounts of unnecessary HTML output due to repetition.
Bootstrap makes it simple to create responsive websites, but the end product may be very intense for users in terms of slower download times and battery drain problems.
Bootstrap is easy to learn, but you have to give ample time to gain knowledge on all the available CSS classes.
Bootstrap might not be as efficient as you would like. Bootstrap has a reputation for being big since it contains everything you could possibly need.

Frequently Asked Questions

What is Bootstrap?

Bootstrap is a famous open-source front-end framework widely used in web development. It provides pre-designed templates, CSS styles, and JavaScript components to its users. Thus the users have the ability to create responsive, mobile-friendly websites quickly.

What is Bootstrap used for?

Bootstrap is used for creating responsive and mobile-friendly websites. It provides platform-independent and responsive websites for both mobile and desktop devices. Using Bootstrap, users can easily design and adapt web pages to various screen sizes, ensuring a great user experience across devices.

Is Bootstrap easy to learn?

Yes, Bootstrap is super easy to learn once you are familiar with HTML, CSS, and JavaScript. It provides pre-designed UI design styles and components, enabling new users to quickly create a functional and good-looking website.

What is Bootstrap syntax?

Bootstrap provides CSS classes, HTML attributes, and JavaScript components to create web pages with a simplified syntax. The basic syntax of Bootstrap involves using predefined class names and attributes to apply specific styles and layout options to HTML elements.

Conclusion

This article discusses the topic of Bootstrap tutorial in detail. We have seen the definition of Bootstrap, its history, reasons for using Bootstrap, and its applications. Also, we have seen its usage, packages offered by Bootstrap, advantages, disadvantages, hello world program using Bootstrap and how to use Bootstrap on websites.

We hope this blog has helped you enhance your knowledge of Bootstrap Overview. If you want to learn more, then check out our articles.

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