What is a state in <Link> component of React Router?

Question

Here is a screenshot from their docs about component

1. What state do they mean? A Redux state?

Answer 1

In simple term state in component is use to pass information from one view to other view through router in form of object.On other page it can be access using prop.location.state.

(Note: on browser refresh state no longer contain information)

To pass state in Link:

To access id in second page view:

let id = props.location.state.id;

For more Link properties : React Router Link