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

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[Home](./index.md) &gt; [@loopback/context](./context.md) &gt; [inject](./context.inject.md) &gt; [context](./context.inject.context.md)

## inject.context() function

Inject the context object.

**Signature:**

```typescript
context: () => (target: Object, member: string | undefined, methodDescriptorOrParameterIndex?: number | TypedPropertyDescriptor<any> | undefined) => void
```
**Returns:**

(target: Object, member: string \| undefined, methodDescriptorOrParameterIndex?: number \| TypedPropertyDescriptor&lt;any&gt; \| undefined) =&gt; void

## Example


```ts
class MyProvider {
 constructor(@inject.context() private ctx: Context) {}
}
```