What Is a State in React and How Is It Used

State is a plain JavaScript object used by React to represent an information about the component’s current situation. It’s managed in the component (just like any variable declared in a function).

What is state data in React?

What is state? React has another special built-in object called state, which allows components to create and manage their own data. So unlike props, components cannot pass data with state, but they can create and manage it internally.

Why do we use state?

useState is a Hook that allows you to have state variables in functional components. You pass the initial state to this function and it returns a variable with the current state value (not necessarily the initial state) and another function to update this value. … React Hooks: Update state.