Introduction

Welcome to the first JavaScript lesson! Before we start programming, let's clarify why it's beneficial to learn JavaScript:

• It's ubiquitous. JavaScript is the foundation of web development and runs in every modern web browser.
• Interactivity. It allows for creating interactive and dynamic web pages that can respond to user actions.
• Rich ecosystem. There are many libraries and frameworks (such as React, Angular, or Vue.js) that make the development of modern web pages easier and faster.
• Large community. JavaScript has a large and active community, which means plenty of resources, tutorials, and support.
• Continuous development. It is constantly evolving and improving, ensuring that new possibilities and techniques keep emerging.

Overall, JavaScript is a key language for web developers, offering many opportunities and being essential for modern web application development. It is used on the vast majority of websites, including this one. It is a great language for both beginners and advanced developers who want to harness its full potential.