[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Schedule](https://evolu.dev/docs/api-reference/common/Schedule) › once

```ts
const once: Schedule<number>;
```

Defined in: [packages/common/src/Schedule.ts:160](https://github.com/evoluhq/evolu/blob/e7144e2bbe9069362b62dec1b64a8aa922b8f1b0/packages/common/src/Schedule.ts#L160)

A schedule that runs exactly once with no delay.

Convenience for `take(1)(forever)`. Useful for one-shot operations.

### Example

```ts
// Execute once, no retry
const oneShot = once;
```