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

Documentation for LoopBack 4

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

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

## RestApplication.static() method

Mount static assets to the REST server. See https://expressjs.com/en/4x/api.html\#express.static

<b>Signature:</b>

```typescript
static(path: PathParams, rootDir: string, options?: ServeStaticOptions): void;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  path | <code>PathParams</code> | The path(s) to serve the asset. See examples at https://expressjs.com/en/4x/api.html\#path-examples To avoid performance penalty, <code>/</code> is not allowed for now. |
|  rootDir | <code>string</code> | The root directory from which to serve static assets |
|  options | <code>ServeStaticOptions</code> | Options for serve-static |

<b>Returns:</b>

`void`