What is Redux and Its Most Asked Points in Short
What is Redux?
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Redux is a JS library to manage our application state.
👩🏼💻Can Redux replace React, Vue, or Angular? ⠀⠀⠀⠀⠀⠀⠀
No, Redux does not replace our current library or framework but complements it for better state management.
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👨🏼💻What are actions in Redux?
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Actions are the way we will interact with our data. Through our actions, we can dispatch a modification to our reducer based on user interaction with our web application.
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👨🏽🏫How do you dispatch an action?
We use a dispatcher to dispatch an action. Our dispatched action will have the action and the state that the reducer will handle.
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👩🏽💻What is a reducer?
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A reducer is a function that determines changes to an application's state, it makes a new copy of your data based on the action it receives.
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👩🏻🏫Where is the state being stored?
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A store holds the whole state tree of your application. The only way to change the state inside it is to dispatch an action on it.
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🤑Key selling points to use Redux?
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📌Single source of truth for application state.
📌The state is read-only which makes it less error-prone.
📌Easy to share state across your entire application.
📌Keeps historic data of how your state has changed which makes it easier for debugging.
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As you might have guessed I am a fanatic of Redux (when needed)! There's so much to learn about Redux but this is a good start.
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