---
lang: en
title: 'API docs: socketio.socketiobindings.config'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/strongloop/loopback-next/tree/master/extensions/socketio
permalink: /doc/en/lb4/apidocs.socketio.socketiobindings.config.html
---

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[Home](./index.md) &gt; [@loopback/socketio](./socketio.md) &gt; [SocketIoBindings](./socketio.socketiobindings.md) &gt; [CONFIG](./socketio.socketiobindings.config.md)

## SocketIoBindings.CONFIG variable

<b>Signature:</b>

```typescript
CONFIG: BindingKey<SocketIoServerOptions>
```