Javascript Aync/Await

js_await.js

async function timeoutFunc(char, interval) {
  console.log('timeoutFunc - '+char);
  const promise = new Promise(function(resolve, reject) {
    setTimeout(function () {
      console.log('timeoutFunc - '+char+interval);
      resolve(interval);
    }, interval);
  });
  return await promise;
}

async function asyncFunc(char) {
  console.log('timeoutFunc');
  return await Promise.all([
    timeoutFunc(char, 100),
    timeoutFunc(char, 200),
    timeoutFunc(char, 300),
    timeoutFunc(char, 400),
    timeoutFunc(char, 500)
  ]);
}

async function doSomething() {
  console.log('Do something');

  const results = await Promise.all([
      asyncFunc('A'),
      asyncFunc('B'),
  ]);
  console.log(results);
}

function run(){
  doSomething();
  console.log('After something');
}


run(); 