---
lang: en
title: 'API docs: rest.createbodyparserbinding'
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.createbodyparserbinding.html
---

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[Home](./index.md) &gt; [@loopback/rest](./rest.md) &gt; [createBodyParserBinding](./rest.createbodyparserbinding.md)

## createBodyParserBinding() function

Create a binding for the given body parser class

**Signature:**

```typescript
export declare function createBodyParserBinding(parserClass: Constructor<BodyParser>, key?: BindingAddress<BodyParser>): Binding<BodyParser>;
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td markdown="1">

parserClass


</td><td markdown="1">

[Constructor](./context.constructor.md)<!-- -->&lt;[BodyParser](./rest.bodyparser.md)<!-- -->&gt;


</td><td markdown="1">

Body parser class


</td></tr>
<tr><td markdown="1">

key


</td><td markdown="1">

[BindingAddress](./context.bindingaddress.md)<!-- -->&lt;[BodyParser](./rest.bodyparser.md)<!-- -->&gt;


</td><td markdown="1">

_(Optional)_ Optional binding address


</td></tr>
</tbody></table>

**Returns:**

[Binding](./context.binding.md)<!-- -->&lt;[BodyParser](./rest.bodyparser.md)<!-- -->&gt;