@loopback/docs/site/apidocs/context.context.configure.md

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---
lang: en
title: 'API docs: context.context.configure'
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.context.configure.html
---

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

## Context.configure() method

Create a corresponding binding for configuration of the target bound by the given key in the context.

For example, `ctx.configure('controllers.MyController').to({x: 1})` will create binding `controllers.MyController:$config` with value `{x: 1}`<!-- -->.

<b>Signature:</b>

```typescript
configure<ConfigValueType = BoundValue>(key?: BindingAddress): Binding<ConfigValueType>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  key | [BindingAddress](./context.bindingaddress.md) | The key for the binding to be configured |

<b>Returns:</b>

[Binding](./context.binding.md)<!-- -->&lt;ConfigValueType&gt;