In addition, there are some distinct differences between how Context and (React-) Redux pass along updates. It also gives your whole app the ability to access any piece of state in any component. Redux is a library and a pattern for separating your state update logic from the rest of your app and making it easy to trace when/where/why/how your state has changed. So, you're actually doing all the "state management" yourself - Context just gives you a way to pass it down the tree. Typically, that's done using data from React component state, i.e., useState and useReducer. It's up to you to decide what that value is and how it's created. "(Context), It's a Dependency Injection mechanism, whose only purpose is to make a single value accessible to a nested tree of React components. Some people wonder if we should be teaching (or learning) Redux in 2022, and according to Redux maintainer Mark Eriksen, Many people believe Context is a state management tool. We will look at it and decide if it makes more sense to use it over the Context API.
However, recently Redux Toolkit, like the main library for Redux now, introduced a few interesting APIs. Read our Complete Guide to state management in React - part 1 and part 2. We have React-Query, Mobx, XState, Zustand, Recoil, and other state management libraries. i.e.Some people believe that Redux is over and shouldn’t be used anymore in any kind of project. Students is a dictionary of students indexed by their id. In a React/Hooks/ReduxToolkit application, what are the efficiency implications of selecting a slice of the redux store in the following two methods:
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