Run results for: Callback vs Promise2

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 11_1 like Mac OS X) AppleWebKit/604.3.5 (KHTML, like Gecko) Version/11.0 Mobile/15B93 Safari/604.1

Browser: Mobile Safari 11

Operating system: iOS 11.1

Device Platform: Mobile

Date tested: 5 years ago

Test name	Executions per second
Promise	47337.7 Ops/sec
Callback	133638.6 Ops/sec

Script Preparation code:

function carlosWithPromise() {
  return new Promise((resolve, reject) => {
    setTimeout(() => {
      return resolve(5);
    });
  })
}

function carlosWithCallback(callback) {
  window.setTimeout(() => {
    callback(100);
  });
}

Tests:

Promise
carlosWithPromise() .then(parametro => { console.log('parametro: ', parametro); });
Callback
carlosWithCallback((param) => console.log('params::', param));