Câu hỏi

const p1 = new Promise((resolve, reject) =>
  setTimeout(resolve, 100, 'Hello')
);

const p2 = new Promise((resolve, reject) =>
  setTimeout(resolve, 120, 'Goodbye')
);

const p3 = new Promise((resolve, reject) =>
  setTimeout(reject, 10, 'Oops!')
);

Promise.race([p1, p2, p3])
  .then(result => console.log(result))
  .catch(reason => console.log('Something went wrong...'));