[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Option](https://evolu.dev/docs/api-reference/common/Option) › None

Defined in: [packages/common/src/Option.ts:40](https://github.com/evoluhq/evolu/blob/e7144e2bbe9069362b62dec1b64a8aa922b8f1b0/packages/common/src/Option.ts#L40)

Absent value in an [Option](https://evolu.dev/docs/api-reference/common/Option/type-aliases/Option).

## Extends

- [`Typed`](https://evolu.dev/docs/api-reference/common/Type/interfaces/Typed)\<`"None"`\>

## Properties

<a id="type"></a>

### type

```ts
readonly type: "None";
```

Defined in: [packages/common/src/Type.ts:3492](https://github.com/evoluhq/evolu/blob/e7144e2bbe9069362b62dec1b64a8aa922b8f1b0/packages/common/src/Type.ts#L3492)

#### Inherited from

[`Typed`](https://evolu.dev/docs/api-reference/common/Type/interfaces/Typed).[`type`](https://evolu.dev/docs/api-reference/common/Type/interfaces/Typed#type)