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

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[Home](./index.md) &gt; [@loopback/http-server](./http-server.md) &gt; [RequestListener](./http-server.requestlistener.md)

## RequestListener type

Request listener function for http/https requests

**Signature:**

```typescript
export type RequestListener = (req: IncomingMessage, res: ServerResponse) => void;
```