@loopback/docs/site/apidocs/repository.type.isinstance.md

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

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[Home](./index.md) &gt; [@loopback/repository](./repository.md) &gt; [Type](./repository.type.md) &gt; [isInstance](./repository.type.isinstance.md)

## Type.isInstance() method

Test if the given value is an instance of this type

<b>Signature:</b>

```typescript
isInstance(value: any): boolean;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  value | any | The value |

<b>Returns:</b>

boolean