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

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

## ProviderBindingSource type

Binding source for `toProvider`

<b>Signature:</b>

```typescript
export declare type ProviderBindingSource<T> = {
    type: BindingType.PROVIDER;
    value: Constructor<Provider<T>>;
};
```
<b>References:</b> [BindingType.PROVIDER](./context.bindingtype.provider.md)<!-- -->, [Constructor](./context.constructor.md)<!-- -->, [Provider](./context.provider.md)