Async loop example

loop.js

const CHANGE = true;

let calculate = () => {
  return new Promise((resolve) => {
    setTimeout(() => {
      resolve(5)
    }, 100);
  })
}

(async () => {

  let value = 4;
  if(CHANGE) {
    value = await calculate();
  }

  for(let i = 0; i < 200; i += 1) {
    if(CHANGE) {
      value = await calculate();
    }
  }

  console.log(value);

})();