@loopback/docs/site/apidocs/repository.crudrepositoryimpl.findbyid.md

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---
lang: en
title: 'API docs: repository.crudrepositoryimpl.findbyid'
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.crudrepositoryimpl.findbyid.html
---

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[Home](./index.md) &gt; [@loopback/repository](./repository.md) &gt; [CrudRepositoryImpl](./repository.crudrepositoryimpl.md) &gt; [findById](./repository.crudrepositoryimpl.findbyid.md)

## CrudRepositoryImpl.findById() method

**Signature:**

```typescript
findById(id: ID, filter?: FilterExcludingWhere<T>, options?: Options): Promise<T>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  id | ID |  |
|  filter | [FilterExcludingWhere](./filter.filterexcludingwhere.md)<!-- -->&lt;T&gt; | _(Optional)_ |
|  options | [Options](./repository.options.md) | _(Optional)_ |

**Returns:**

Promise&lt;T&gt;