Redux Fundamentals, Part 1: Redux Overview

• Redux is a library for managing global application state
  • Redux is typically used with the React-Redux library for integrating Redux and React together
  • Redux Toolkit is the recommended way to write Redux logic
• Redux uses several types of code
  • Actions are plain objects with a type field, and describe “what happened” in the app
  • Reducers are functions that calculate a new state value based on previous state + an action
  • A Redux store runs the root reducer whenever an action is dispatched

References
https://redux.js.org/tutorials/fundamentals/part-1-overview