// Created on savesnippets.com · https://savesnippets.com/mNxylgz6uVzfN7
const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));

// Usage
async function run() {
  console.log('start');
  await sleep(1000);
  console.log('1 second later');
  await sleep(500);
  console.log('done');
}

run();