---
lang: en
title: 'API docs: openapi-v3.requestbody'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/strongloop/loopback-next/tree/master/packages/openapi-v3
permalink: /doc/en/lb4/apidocs.openapi-v3.requestbody.html
---

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[Home](./index.md) &gt; [@loopback/openapi-v3](./openapi-v3.md) &gt; [requestBody](./openapi-v3.requestbody.md)

## requestBody namespace

<b>Signature:</b>

```typescript
export declare namespace requestBody 
```

## Variables

|  Variable | Description |
|  --- | --- |
|  [array](./openapi-v3.requestbody.array.md) | Define a requestBody of <code>array</code> type. |
|  [file](./openapi-v3.requestbody.file.md) | Define a requestBody of <code>file</code> type. This is used to support multipart/form-data based file upload. Use <code>@requestBody</code> for other content types.[OpenAPI file upload](https://swagger.io/docs/specification/describing-request-body/file-upload) |