@loopback/docs/site/apidocs/filter.inclusion.relation.md

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

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[Home](./index.md) &gt; [@loopback/filter](./filter.md) &gt; [Inclusion](./filter.inclusion.md) &gt; [relation](./filter.inclusion.relation.md)

## Inclusion.relation property

<b>Signature:</b>

```typescript
relation: string;
```