What is state management in JavaScript?

Application state management is the process of maintaining knowledge of an application’s inputs across multiple related data flows that form a complete business transaction — or a session — to understand the condition of the app at any given moment.

State represents the value of a dynamic properties of a React component at a given instance. React provides a dynamic data store for each component. The internal data represents the state of a React component and can be accessed using this. state member variable of the component .

Importance of State Management in JavaScript State Management helps in updating the UI in related places when there is a change in the application data due to action performed in the application like click, hover, etc . It also helps in making sure that state changes have been incorporated at corresponding places.