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In React, form elements like <input>, <textarea>, and <select> are often made into “controlled components”. This means React controls their

Step 1: What Are Route Parameters? They are dynamic parts of the URL that you can extract and use in

In modern React apps, we often use useEffect to fetch data from an API when the component loads. ✅ Example:

React Router is a library that allows your app to: ✅ Step-by-Step: Setting Up React Router (v6+) 1️⃣ Install React

In React, you use the useEffect hook to: ✅ Basic useEffect Example 🔍 Explanation ✅ useEffect with Dependencies ✅ Cleanup

Rendering lists of data is one of the most common tasks in any React app. React uses .map() to render

React handles form inputs differently than plain HTML.It uses something called controlled components, meaning: The input value is controlled by

🧠 Why Use These? React re-renders components whenever state or props change. But sometimes: That’s where these tools come in.

Can child component send data back to the parent?✅ The answer: You pass a function from the parent to the

useReducer is like useState, but it’s better when: ✅ Syntax – reducer = a function that receives current state +