@loopback/docs/site/apidocs/rest.restapplication.route_3.md

Documentation for LoopBack 4

---
lang: en
title: 'API docs: rest.restapplication.route_3'
keywords: LoopBack 4.0, LoopBack 4
sidebar: lb4_sidebar
permalink: /doc/en/lb4/apidocs.rest.restapplication.route_3.html
---

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[Home](./index.md) &gt; [@loopback/rest](./rest.md) &gt; [RestApplication](./rest.restapplication.md) &gt; [route](./rest.restapplication.route_3.md)

## RestApplication.route() method

Register a new route.

<b>Signature:</b>

```typescript
route(verb: string, path: string, spec: OperationObject, handler: Function): Binding;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  verb | <code>string</code> |  |
|  path | <code>string</code> |  |
|  spec | <code>OperationObject</code> |  |
|  handler | <code>Function</code> |  |

<b>Returns:</b>

`Binding`

## Example


```ts
function greet(name: string) {
 return `hello ${name}`;
}
app.route('get', '/', operationSpec, greet);

```