JavaScript is the programming language of the web. It allows you to create interactive websites that can respond to user actions.
What is JavaScript?
- It runs in the browser.
- It can modify HTML and CSS on the fly.
- It adds interactivity like form validation, sliders, and more.
Your First JavaScript Code
<script>
alert("Hello, world!");
</script>
Place this in an HTML file and open it in your browser to see a pop-up message.