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

```ts
function createLookupSet<K, L>(
  __namedParameters: CreateLookupSetOptions<K, L>,
): LookupSet<K>;
```

Defined in: [packages/common/src/Lookup.ts:180](https://github.com/evoluhq/evolu/blob/e7144e2bbe9069362b62dec1b64a8aa922b8f1b0/packages/common/src/Lookup.ts#L180)

Creates [LookupSet](https://evolu.dev/docs/api-reference/common/Lookup/interfaces/LookupSet).