![]() ![]() In this application, we have access to theme data that we want to pass as a prop to all of our app's components.Īs you can see, however, the direct children of App, such as Header, also have to pass the theme data down using props. Props drilling is a term to describe when you pass props down multiple levels to a nested component, through components that don't need it. React context helps us avoid the problem of props drilling. You can think of React context as the equivalent of global variables for our React components. It was made to make consuming data easier. Why? Because context was not made as an entire state management system. Location-specific data (like user language or locale)ĭata should be placed on React context that does not need to be updated often.User data (the currently authenticated user).React context is great when you are passing data that can be used in any component in your application. I've taken as an example the ThemeContext I created for the dark mode feature of this blog. ![]() As the first step, we need to create a new Context. In other words, React context allows us to share data (state) across our components more easily. Continue reading if you want to learn how to use React Context and get a more detailed explanation. React context allows us to pass down and use (consume) data in whatever component we need in our React app without using props. It can be used together with the useState Hook to share state between deeply nested components more easily than. React context is a powerful feature that allows us to share. TypeScript provides static type checking that helps catch errors and provides better editor support, making it easier to maintain and refactor code. What problems does React context solve? React Context is a way to manage state globally. When working on a TypeScript project in React, it is important to ensure type safety and proper typing for all components and context.You will learn everything you need to know with simple, step-by-step examples. In this comprehensive guide, we will cover what React context is, how to use it, when and when not to use context, and lots more.Įven if you've never worked with React context before, you're in the right place. It lets you easily share state in your applications. React context is an essential tool for every React developer to know. ![]()
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