What is JavaScript

What is JavaScript

What is JavaScript? It Can Change HTML Content

One of JS HTML methods is getElementById().

document.getElementById("demo").innerHTML = "Welcome to W3Schoolweb ";

JS Can Change

• HTML Attribute Values
• HTML Styles (CSS)
• Hide HTML Elements
• Show HTML Elements

You don’t need to get or download JS. JS is already running in your devices.

If you don’t know what HTML is, we suggest that you read our HTML Tutorial.

If you don’t know what CSS is, we suggest that you read our CSS Tutorial.