@loopback/docs/site/apidocs/express.expressserverconfig.md

Documentation for LoopBack 4

---
lang: en
title: 'API docs: express.expressserverconfig'
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.expressserverconfig.html
---

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[Home](./index.md) &gt; [@loopback/express](./express.md) &gt; [ExpressServerConfig](./express.expressserverconfig.md)

## ExpressServerConfig type

Configuration for a LoopBack based Express server

<b>Signature:</b>

```typescript
export declare type ExpressServerConfig = (HttpOptions | HttpsOptions) & {
    basePath?: string;
    settings?: Record<string, unknown>;
};
```