🚀 10 Must-Know Topics for Beginners to Learn React.js 🌟 || Master React.js

👉 It is used to create reusable UI components and manage the state of those components.

2. JSX:
👉 Understand how to write JSX code and how it is transpiled into JavaScript.
👉 JSX allows you to write HTML-like code in your JavaScript files.
👉 JSX is transpiled into JavaScript using tools like Babel.

3. Components:
👉 They are reusable and modular elements that can be composed to create complex user interfaces.
👉 Components can be either functional or class-based, depending on the use case.

4. State and Props:
👉 Explore how to manage state and pass data to components using props.
👉 Learn about the difference between state and props and how to update them.
👉 State is a JavaScript object that represents the current state of a component.
👉 Props are properties that are passed to a component from its parent component.
👉 They are read-only and cannot be modified within the component.
👉 State can be updated using the setState method.

5. Lifecycle Methods:
👉 Understand when and how to use them effectively.
👉 Lifecycle methods are methods that are called at different stages of a component's lifecycle.
👉 They allow you to perform certain actions when the component is created, updated, or destroyed.

6. Handling Events:
👉 Understand event binding and event handling techniques.
👉 You can handle events using event handlers, which are functions that are called when an event occurs.
👉 Event handlers can be bound using the this keyword or by using arrow functions.

7. Conditional Rendering:
👉 Explore how to conditionally render components based on different conditions or states.
👉 Learn about conditional operators and rendering techniques.
👉 Conditional rendering is a technique used to render components based on certain conditions. 👉 You can use conditional operators like if/else statements or the ternary operator to conditionally render components.

8. Lists and Keys:
👉 Learn about the importance of keys and how they help in optimizing rendering performance.

9. Forms and Form Validation:
👉 You can use controlled components to manage form data and implement form validation using built-in or third-party libraries like Formik or Yup.

10. React Router:
👉 Learn how to set up routes, handle navigation, and pass parameters.
👉 React Router allows you to define routes in your application and handle navigation between different components.
👉 You can also pass parameters to routes using query strings or URL parameters.

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