ASP.NET Core 3 and React

Chapter 3 – Getting Started with React and TypeScript

1. Does a component re-render when its props change?

Yes

2. Does a component re-render when a parent's props change?

Yes

3. How can we ensure a component re-renders only when its props change?

Wrap the component in the memo function

4. What function prop would we use to add a keydown event listener?

onKeyDown

5. A component has the following props interface:

interface Props {  name: string;  active: boolean;}

How can we destructure the props parameter and default active to true?

We can do the following:

export const myComponent: FC<Props> = ({ name, active = true }) => ( ... )

6. Let's say we have a state called dateOfBirth. How can we type this to be Date?

We can do the following:

const [dateOfBirth, ...