@loopback/docs/site/apidocs/rest.requestbodyparser.loadrequestbodyifneeded.md

Documentation for LoopBack 4

---
lang: en
title: 'API docs: rest.requestbodyparser.loadrequestbodyifneeded'
keywords: LoopBack 4.0, LoopBack 4
sidebar: lb4_sidebar
permalink: /doc/en/lb4/apidocs.rest.requestbodyparser.loadrequestbodyifneeded.html
---

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[Home](./index.md) &gt; [@loopback/rest](./rest.md) &gt; [RequestBodyParser](./rest.requestbodyparser.md) &gt; [loadRequestBodyIfNeeded](./rest.requestbodyparser.loadrequestbodyifneeded.md)

## RequestBodyParser.loadRequestBodyIfNeeded() method

<b>Signature:</b>

```typescript
loadRequestBodyIfNeeded(operationSpec: OperationObject, request: Request): Promise<RequestBody>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  operationSpec | <code>OperationObject</code> |  |
|  request | <code>Request</code> |  |

<b>Returns:</b>

`Promise<RequestBody>`