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

```ts
function createEqArrayLike<A>(item: Eq<A>): Eq<ArrayLike<A>>;
```

Defined in: [packages/common/src/Eq.ts:129](https://github.com/evoluhq/evolu/blob/037c390af081e9944d616ff298a729515c5c5ab7/packages/common/src/Eq.ts#L129)

Creates an equivalence function for array-like structures based on an
equivalence for their elements.

### Example

```ts
import {
  assertFalse,
  assertTrue,
  createEqArrayLike,
  eqNumber,
} from "@evolu/common";

const eqArrayNumber = createEqArrayLike(eqNumber);

assertTrue(eqArrayNumber([1, 2, 3], [1, 2, 3]));
assertTrue(eqArrayNumber(new Uint8Array([1, 2, 3]), new Uint8Array([1, 2, 3])));
assertFalse(eqArrayNumber([1, 2, 3], [1, 2, 4]));
```