@loopback/docs/site/apidocs/core.application._constructor_.md

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

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[Home](./index.md) &gt; [@loopback/core](./core.md) &gt; [Application](./core.application.md) &gt; [(constructor)](./core.application._constructor_.md)

## Application.(constructor)

Create an application with the given parent context

<b>Signature:</b>

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

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  parent | [Context](./context.context.md) | Parent context |