[async loop] Loop with setTimeout #javascript #async

asyncLoop.js

const waitFor = ms => new Promise(r => setTimeout(r, ms));

    const asyncForEach = async (array, callback) => {
      for (let index = 0; index < array.length; index++) {
        await callback(array[index], index, array);
      }
    };

    (async function() {
      await asyncForEach([1, 2, 3], async num => {
        await waitFor(50);
        console.log(num);
      });
      console.log('Done');
    })();