What is JavaScript?

JavaScript is a programming language used to create interactive web pages.

JavaScript is a versatile programming language primarily used in web development. It allows developers to add dynamic features to websites, making them interactive and user-friendly.

For example, JavaScript can be used to create animations, form validations, and interactive maps. It works alongside HTML and CSS to enhance the user experience on the web.

JavaScript is also widely used in server-side development through environments like Node.js, allowing for full-stack web applications.

Example

document.getElementById('demo').innerHTML = 'Hello, World!';

Related terms

Function
Variable
Object
HTML

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