Javascript for beginners 🚀
Tags: javascript, beginners, programming, tutorial
Published: 2024-03-20 17:08:36

**Ever wondered how websites come alive with interactive features and dazzling animations? Buckle up, because we're about to embark on a journey into the world of JavaScript, the secret sauce that powers the web!**

## What Exactly is Javascript? 
In simpler terms, JavaScript is a special language that web browsers understand. It's like a set of instructions that tell the browser how to make a website more dynamic and engaging.

Think of it like a recipe for a website.  The HTML code is the blueprint, outlining the structure and content. But JavaScript acts like the recipe's instructions, telling the browser (the chef) how to add interactive elements like buttons, animations, and real-time updates.

## Here's what JavaScript can do:

**Make buttons do things**: JavaScript can code buttons to perform actions when clicked, like submitting forms, revealing hidden content, or triggering animations.
**Add animations and effects**: Want eye-catching transitions or interactive elements? JavaScript can bring them to life, making the website visually appealing and engaging.
**Respond to user input**: JavaScript allows the website to react to what users do. Imagine typing in a search bar and seeing results update instantly – that's the power of JavaScript!

## And Why Javascript is a go-to language for Web development?

- **Browser Compatibility**
JavaScript is the programming language that is natively understood by all modern web browsers. This means that any website or web application you build using JavaScript will run seamlessly across different browsers like Chrome, Firefox, Safari, and Edge, without needing any additional plugins or installations.

- **Versatility**
While JavaScript was originally designed for web browsers, it has evolved to be used in various other environments as well. With technologies like Node.js, you can now use JavaScript for server-side scripting, building desktop applications, and even developing mobile apps.

**- Integration with Other Technologies**
JavaScript seamlessly integrates with other web technologies like HTML and CSS. This allows you to create complete and visually appealing web applications using a combination of these languages.

**- Widespread Adoption**
JavaScript is one of the most widely adopted programming languages in the world. It has a vast and active community of developers who contribute to its growth and development. This means that there are numerous resources available online, including tutorials, forums, and libraries, making it easier for beginners to learn and find support.



## Where does javascript Live?
We learned that JavaScript is used in websites, but where exactly does this happen?

**JavaScript code lives inside the HTML document**

There are two main ways to include JavaScript code in your HTML document:

**Inline Scripting**: You can write short snippets of JavaScript code directly within the HTML tags where you want the functionality to happen. However, inline scripting can clutter your HTML code and make it harder to maintain for larger projects.

![Inline scripting](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/ucqskiv16a1l0lqjf45f.png)


**External Script Files**: This is where you create a separate `.js` file containing all your JavaScript code. Then, you simply link this file from your HTML document, keeping your code organized and reusable.

 
![.js File](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/l3vv30pzijm0q8zu9fne.png)

## Summary 😃
We've covered the basics of what JavaScript is, where it lives in an HTML document, and why it's the go-to language for web development.