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

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[Home](./index.md) &gt; [@loopback/graphql](./graphql.md) &gt; [LoopBackContainer](./graphql.loopbackcontainer.md) &gt; [(constructor)](./graphql.loopbackcontainer._constructor_.md)

## LoopBackContainer.(constructor)

Constructs a new instance of the `LoopBackContainer` class

**Signature:**

```typescript
constructor(ctx: Context);
```

## Parameters

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

Parameter


</th><th>

Type


</th><th>

Description


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

ctx


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

[Context](./context.context.md)


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


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