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

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[Home](./index.md) &gt; [@loopback/repository](./repository.md) &gt; [DefaultKeyValueRepository](./repository.defaultkeyvaluerepository.md) &gt; [keys](./repository.defaultkeyvaluerepository.keys.md)

## DefaultKeyValueRepository.keys() method

<b>Signature:</b>

```typescript
keys(filter?: KeyValueFilter, options?: Options): AsyncIterable<string>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  filter | [KeyValueFilter](./repository.keyvaluefilter.md) |  |
|  options | [Options](./repository.options.md) |  |

<b>Returns:</b>

AsyncIterable&lt;string&gt;