Category: React Tutorial

React ES6 Ternary Operator

React ES6 Ternary Operator

⚛️ React ES6 Ternary Operator The ternary operator (? 🙂 is a shorter alternative to if…else.It is widely used in React for conditional rendering. 🧠 Syntax

🔹 Example Without Ternary

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React ES6 Modules

React ES6 Modules

⚛️ React ES6 Modules ES6 introduced modules to organize code into reusable pieces.React heavily depends on this concept — every component is usually its own module. A module can export values (variables, functions, components)...

React ES6 Spread Operator

React ES6 Spread Operator

⚛️ React ES6 Spread Operator (…) The spread operator (…) allows you to quickly copy or expand arrays and objects. It is widely used in React for updating state, passing props, combining arrays, and...

React ES6 Destructuring

React ES6 Destructuring

⚛️ React ES6 Destructuring Destructuring in JavaScript ES6 allows you to extract values from arrays or objects and assign them to variables in a cleaner and shorter way. React uses destructuring a lot, especially...

ES6 Array map()

ES6 Array map()

🔁 ES6 map() Method The map() method creates a new array by applying a function to each item of an existing array. ✔ Does not modify the original array✔ Returns a new array 🧠...

React ES6 Variables

React ES6 Variables

🔰 React ES6 Variables ES6 introduced two new ways of declaring variables: Keyword Reassignable? Scope Common Use in React var ✔ Yes Function scope ❌ Avoid let ✔ Yes Block scope {} ✔ Use...

React ES6 Arrow Functions

React ES6 Arrow Functions

⚡ React ES6 Arrow Functions Arrow functions were introduced in ES6 and are widely used in React because they: ✔ Provide shorter syntax✔ Automatically bind this✔ Work great with functional components and event handlers...

React ES6 Classes

React ES6 Classes

🏷️ React ES6 Classes ES6 introduced the class keyword, which is used in React to create class components. These components include features like: ✔ State✔ Lifecycle methods✔ Methods (functions) inside the component 🧩 Basic...

React ES6

React ES6

🚀 React ES6 ES6 introduced powerful JavaScript features that make React code cleaner and easier to write. Most React code today is written using ES6. 🔥 Key ES6 Features Used in React ES6 Feature...

Upgrade React

Upgrade React

🔄 Upgrade React React Version upgrades are usually done through npm (or yarn). The main packages to upgrade are: react react-dom react-scripts (if using Create React App) Any related tooling (Vite, TypeScript, @types/react, react-router,...