nodejs sleep freeze thread code example

Example 1: node sleep

// one liner
await new Promise(resolve => setTimeout(resolve, 5000));

// or re-usable `sleep` function:
async function init() {
  console.log(1);
  await sleep(1000);
  console.log(2);
}

function sleep(ms) {
  return new Promise((resolve) => {
    setTimeout(resolve, ms);
  });
}

Example 2: nodejs promise sleep

await new Promise(r => setTimeout(r, 2000));