FS Promises with Async and Await

FS Promises with Async and Await — a practical guide to fs async await with clear examples you can reuse in real projects.

FS Promises with Async and Await — 15/55 in the Node.js series. Full playlist companion: Node.js complete course on YouTube. Prefer one article? Read the complete Node.js tutorial.

Short description

Async/await is the preferred modern style for promise-based fs work. Wrap calls in try/catch for errors.

async/await FS

const fs = require('fs').promises;

async function main() {
  try {
    await fs.writeFile('demo.txt', 'Async await');
    const data = await fs.readFile('demo.txt', 'utf8');
    console.log(data);
  } catch (err) {
    console.error(err);
  }
}

main();