@loopback/docs/site/apidocs/socketio.socketiocomponent._constructor_.md

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---
lang: en
title: 'API docs: socketio.socketiocomponent._constructor_'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
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[Home](./index.md) &gt; [@loopback/socketio](./socketio.md) &gt; [SocketIoComponent](./socketio.socketiocomponent.md) &gt; [(constructor)](./socketio.socketiocomponent._constructor_.md)

## SocketIoComponent.(constructor)

Constructs a new instance of the `SocketIoComponent` class

**Signature:**

```typescript
constructor(app: Application);
```

## Parameters

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

Parameter


</th><th>

Type


</th><th>

Description


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

app


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

[Application](./core.application.md)


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


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