9 docs tagged with "variables"

Learn how to add custom environment variables to your Create React App, empowering your app to configure differently based on the environment in which it runs.

What is the const keyword in JavaScript and how to use it.

What is the let keyword in JavaScript and how to use it.

Introduction

Introduction

Learn how to use global variables in your React applications. Unleash the magic of global variables and wield their power to share data across your entire app!

In this tutorial, we will learn about variables and data types in C++. We will learn about what variables are, how to declare and initialize variables, and the different data types available in the language.

In this tutorial, we will learn about variables and data types in Java. We will learn about what variables are, how to declare and initialize variables, and the different data types available in Java.

What are variables in JavaScript? How to declare and initialize variables in JavaScript? Learn about variable naming rules and best practices.