All About Variables

In this tutorial, you'll learn what is a variable, how to declare a variable, how to assign a value to a variable, and how to use variables in JavaScript.

📄️ Variable Declarations

Learn how to declare variables in JavaScript using the var, let, and const keywords.

📄️ Hoisting

Learn about hoisting in JavaScript and how it affects variable declarations and function definitions.

📄️ Variable Naming Rules

Learn about the rules and best practices for naming variables in JavaScript, including naming conventions, reserved words, and case sensitivity.

📄️ Variable Scopes

Learn about the different scopes of variables in JavaScript.