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Learn React Hooks for Frontend Development

Solution: Shopping Cart

Explore how to build a React shopping cart application that uses the useContext and useState hooks for managing state across components. Understand how to add, remove, and update product quantities, clear the cart, and implement a custom hook to simplify context access. This lesson guides you to create modular and clear state management in a shopping cart app.

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Solution

We have built a React app using useContext and useState hook to manage the state of a shopping cart across multiple components in a clear and modular way. Users can add products to the cart, view the cart contents, and perform actions such as removing items or clearing the entire cart.

Code explanation

Let's get into the code.

  • Lines 1–3: Import React along with several hooks (createContext, useContext, useState, and useLayoutEffect) from the react package. ...