JAVASCRIPT

javascript async delay

const delay = (ms) => new Promise((resolve) => setTimeout(resolve, ms));

(async () => {
  console.log('1');
  await delay(1000);
  console.log('2');
})();

node js async delay

const { promisify } = require('util');

const delay = promisify(setTimeout);

// Usage:
(async () => {
  console.log('1');
  await delay(1000);
  console.log('2');
})();