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---
lang: en
title: 'API docs: context.injectable.provider'
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.injectable.provider.html
---
<!-- Do not edit this file. It is automatically generated by API Documenter. -->
[Home](./index.md) > [@loopback/context](./context.md) > [injectable](./context.injectable.md) > [provider](./context.injectable.provider.md)
## injectable.provider() function
`@injectable.provider` to denote a provider class
A list of binding scope/tags or template functions to configure the binding
**Signature:**
```typescript
function provider(...specs: BindingSpec[]): (target: Constructor<unknown>) => void;
```
## Parameters
<table><thead><tr><th>
Parameter
</th><th>
Type
</th><th>
Description
</th></tr></thead>
<tbody><tr><td markdown="1">
specs
</td><td markdown="1">
[BindingSpec](./context.bindingspec.md)<!-- -->\[\]
</td><td markdown="1">
</td></tr>
</tbody></table>
**Returns:**
(target: [Constructor](./context.constructor.md)<!-- --><unknown>) => void