From the course: Master React 19 and Next.js 16 with Hands-On Projects and Real-World Applications

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Introduction to React context

Introduction to React context

From the course: Master React 19 and Next.js 16 with Hands-On Projects and Real-World Applications

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Introduction to React context

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In this session, you will understand how React Context works. We'll achieve this by first building a simple application that uses prop drilling to pass data down a component tree. Then we'll refactor this application to use React Context for a cleaner and more efficient solution. This will give you a clear understanding of when and how to apply React context effectively. Let's create a components folder and three files inside it – parent.jsx, child.jsx and grandchild.jsx – where we will create our components later. Moving to grandchild.jsx. Let's create an empty functional component for now – simply a container to hold our eventual greeting. Moving to child.jsx. Here I am creating another empty functional component. This will act as a parent component to grandchild. Moving to parent.jsx. I am creating another empty component, which will act as the parent of child and demonstrate prop drilling. Going back to app.jsx, now you will see that I've imported the parent component and I'm…

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