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

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[Home](./index.md) &gt; [@loopback/rest](./rest.md) &gt; [RestBindings](./rest.restbindings.md) &gt; [HANDLER](./rest.restbindings.handler.md)

## RestBindings.HANDLER variable

Internal binding key for http-handler

**Signature:**

```typescript
HANDLER: BindingKey<HttpHandler>
```