---
lang: en
title: 'API docs: express.expressserver.config'
keywords: LoopBack 4.0, LoopBack 4
sidebar: lb4_sidebar
editurl: https://github.com/strongloop/loopback-next/tree/master/packages/express
permalink: /doc/en/lb4/apidocs.express.expressserver.config.html
---

<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[Home](./index.md) &gt; [@loopback/express](./express.md) &gt; [ExpressServer](./express.expressserver.md) &gt; [config](./express.expressserver.config.md)

## ExpressServer.config property

<b>Signature:</b>

```typescript
protected readonly config?: (HttpOptions & {
        basePath?: string | undefined;
        settings?: Record<string, unknown> | undefined;
    }) | (HttpsOptions & {
        basePath?: string | undefined;
        settings?: Record<string, unknown> | undefined;
    }) | undefined;
```