ReactJS Array.push function not working in setState

Question

I\'m making a primitive quiz app with 3 questions so far, all true or false. In my handleContinue method there is a call to push the users input from a radio fo

Answer 1

The recommended approach in later React versions is to use an updater function when modifying states to prevent race conditions:

this.setState(prevState => ({
  userAnswers: [...prevState.userAnswers, this.state.value] 
}));