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lang: en
title: 'API docs: rest.rawbodyparser.supports'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/rest
permalink: /doc/en/lb4/apidocs.rest.rawbodyparser.supports.html
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[Home](./index.md) > [@loopback/rest](./rest.md) > [RawBodyParser](./rest.rawbodyparser.md) > [supports](./rest.rawbodyparser.supports.md)
## RawBodyParser.supports() method
<b>Signature:</b>
```typescript
supports(mediaType: string): boolean;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| mediaType | string | |
<b>Returns:</b>
boolean