Easy
What will this component display?
const ComponentA=({value})=><div>{value + 1}</div>;
const ComponentB=({value})=><div>{value - 1}</div>;
const MyComponent=()=>(
<>
<ComponentA value={-1}/>
<ComponentB value={1}/>
</>
);
Author: Vincent CotroStatus: PublishedQuestion passed 3568 times
Edit
10
Community EvaluationsNo one has reviewed this question yet, be the first!
25
Write the missing code to render the children of the UserProfile component.9
Use useCallback to optimize rendering in React16
Call a function on the first render of a React component16
Write a React component as a function14
Save the state used to display the selected page in a React component.31
Write the non-JSX equivalent of the following code:10
Write a React component that updates the document title with each click and resets to 'React App' when the component unmounts.