Javascript For Beginners Development Tutorials, Guides & Insights

• Begin with //.
• Example:

     // This is a single-line comment
     console.log("Hello, World!"); // Outputting to the console

Variables are used to store data that can be reused throughout your code. In JavaScript, you can declare variables using var, let, or const.

let name = "Alice";
const age = 25;
var isStudent = true;

console.log(name, age, isStudent);