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

```ts
function getObjectKind(value: object): ObjectKind;
```

Defined in: [packages/common/src/Object.ts:33](https://github.com/evoluhq/evolu/blob/037c390af081e9944d616ff298a729515c5c5ab7/packages/common/src/Object.ts#L33)

Classifies Object representations supported by Evolu's structural data APIs.

Plain Objects are classified from their prototype without reading their
properties, including `Symbol.toStringTag`.

### Example

```ts

assertEqual(getObjectKind({}), "Object");
assertEqual(getObjectKind(new Map()), "Map");
assertEqual(getObjectKind(/value/u), "Unsupported");
```