---
url: /api/core/types/utils/function-is-uint-8-array.md
description: api documentation of isUint8Array from @tsed/core
---

## Usage

```typescript
import { isUint8Array } from "@tsed/core";
```

> See [/packages/core/src/utils/isBuffer.ts](https://github.com/tsedio/tsed/blob/v8.37.1/packages/core/src/utils/isBuffer.ts#L0-L0).

## Overview

```ts
function isUint8Array(target: any): target is Uint8Array;
```

## Description

Checks if a value is the Uint8Array constructor or a Uint8Array instance.