When we should display the current count in a class, we read this.state.count : In a purpose, we could use matter immediately: In a class, we must name this.setState() to upgrade the count county: In a features, we actually have setCount and matter as factors so we don’t need this : Let’s now review everything we read range by line and check our recognition. Range 1: We import the useState Hook from respond. It lets us hold regional state in a function aspect. Line 4: in the Example part, we declare a new county varying by contacting the useState Hook. It return a set of …