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Quiz 5

Test your knowledge on reducers.

We'll cover the following...

Technical Quiz

Does the following code that is used to combineReducers function properly?

const combineReducers = (reducersMap) => {
  return (state = {}, action) => {
    const newState = {};

    Object.entries(reducersMap).forEach(([subStateName, subReducer]) => {
      newState[subStateName] = subReducer(state[subStateName], action);
    });

    return newState;
  };
};

Yes

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Introduction to Redux

Basic Redux Implementation

Cloning a Redux Boilerplate

Complete Redux Project

Creating a Store

Decorating the Store

Actions and Action Creators

Redux Thunk

Redux-Actions Library

Reducers

Avoiding Mutations

Introduction to Middleware

Your First Middleware

Middleware

State Management

Keeping a Normalized State

Persistence State

Real-World State

Server Communication

Moving Code from Action Creators

Error Handling

Server Communication II

Transforming Data

Chaining Requests

Managing Side Effects

Messaging Patterns

WebSockets

WebSocket Authentication

Testing

Testing Action Creators

Async Action Creators

Testing Reducers

Testing Middleware

Testing Async Middleware

Integration Tests

Evolution Of Redux

Final Assessment

Quiz 5