async and await in JavaScript

async and await in JavaScript — a practical guide to JavaScript async await with clear examples you can reuse in real projects.

JavaScript Tutorial Series (84/101). Prefer one article? Read the complete JavaScript tutorial.

Short description

Always try/catch awaited failures; don’t forget loading states in UI.

async/await

async function loadItems() {
  const res = await fetch('/api/items');
  if (!res.ok) throw new Error('Request failed');
  return res.json();
}