node-event.js

setTimeout(() => {
  console.log('timer1');
  Promise.resolve().then(function () {
    console.log('promise1');
  });
  Promise.resolve().then(function () {
    console.log('promise111');
  });
});
setTimeout(() => {
  console.log('timer2');
  Promise.resolve().then(function () {
    console.log('promise2');
  });
});