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

```ts
type RandomNumber = number & Brand<"RandomNumber">;
```

Defined in: [packages/common/src/Random.ts:17](https://github.com/evoluhq/evolu/blob/dd96d79f1dbe9a49fa12ce8e0aa7d3d0177795ca/packages/common/src/Random.ts#L17)

A random floating point number in [0, 1).

Branded to distinguish random values from arbitrary numbers.