@loopback/docs/site/apidocs/filter.filterbuilder.include.md

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

<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[Home](./index.md) &gt; [@loopback/filter](./filter.md) &gt; [FilterBuilder](./filter.filterbuilder.md) &gt; [include](./filter.filterbuilder.include.md)

## FilterBuilder.include() method

Declare `include`

<b>Signature:</b>

```typescript
include(...i: (string | string[] | Inclusion)[]): this;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  i | (string \| string\[\] \| [Inclusion](./filter.inclusion.md)<!-- -->)\[\] | A relation name, an array of relation names, or an <code>Inclusion</code> object for the relation/scope definitions |

<b>Returns:</b>

this