@loopback/docs/site/apidocs/context.configurationresolver.getconfigasvalueorpromise.md

Documentation for LoopBack 4

---
lang: en
title: 'API docs: context.configurationresolver.getconfigasvalueorpromise'
keywords: LoopBack 4.0, LoopBack 4
sidebar: lb4_sidebar
permalink: /doc/en/lb4/apidocs.context.configurationresolver.getconfigasvalueorpromise.html
---

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[Home](./index.md) &gt; [@loopback/context](./context.md) &gt; [ConfigurationResolver](./context.configurationresolver.md) &gt; [getConfigAsValueOrPromise](./context.configurationresolver.getconfigasvalueorpromise.md)

## ConfigurationResolver.getConfigAsValueOrPromise() method

Resolve config for the binding key

<b>Signature:</b>

```typescript
getConfigAsValueOrPromise<ConfigValueType>(key: BindingAddress<unknown>, configPath?: string, resolutionOptions?: ResolutionOptions): ValueOrPromise<ConfigValueType | undefined>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  key | <code>BindingAddress&lt;unknown&gt;</code> | Binding key |
|  configPath | <code>string</code> | Property path for the option. For example, <code>x.y</code> requests for <code>&lt;config&gt;.x.y</code>. If not set, the <code>config</code> object will be returned. |
|  resolutionOptions | <code>ResolutionOptions</code> | Options for the resolution. - optional: if not set or set to <code>true</code>, <code>undefined</code> will be returned if no corresponding value is found. Otherwise, an error will be thrown. |

<b>Returns:</b>

`ValueOrPromise<ConfigValueType | undefined>`