# Promise.all()

A method returning a Promise that fulfills when every input fulfills or rejects when one rejects.

## What does **Promise.all()** do in JavaScript?

**Promise.all()** — A method returning a Promise that fulfills when every input fulfills or rejects when one rejects.

```javascript
const results = await Promise.all([loadUser(), loadOrders()]);
```

Level: Freelancer · [More JavaScript terms at this level](https://www.ask-codey.com/glossary/subjects/javascript/freelancer)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/promise-all