What is a Hello World program in JavaScript?

A Hello World program in JavaScript is a simple introductory program that displays the message "Hello World".

Why is Hello World program important in learning JavaScript?

A Hello World program is the first step in learning a new programming language. It helps beginners get familiar with the basic syntax and structure of the language.

What's the difference between using console.log() and alert() for Hello World in JS?

console.log() is used for debugging and logging messages to the browser's console, while alert() is used to display a pop-up dialog to the user. console.log() is generally used for development, while alert() is for user interactions or notifications.

Can I customize the Hello World message to something other than Hello World?

Yes, you can customize the message to anything you like. For example, you can use console.log("Welcome to WsCube Tech!"); to display a custom message.

JavaScript Hello World Program (3 Ways With Output)

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