@loopback/docs/site/apidocs/metadata.namespacedreflect.hasmetadata.md

Documentation for LoopBack 4

---
lang: en
title: 'API docs: metadata.namespacedreflect.hasmetadata'
keywords: LoopBack 4.0, LoopBack 4
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permalink: /doc/en/lb4/apidocs.metadata.namespacedreflect.hasmetadata.html
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[Home](./index.md) &gt; [@loopback/metadata](./metadata.md) &gt; [NamespacedReflect](./metadata.namespacedreflect.md) &gt; [hasMetadata](./metadata.namespacedreflect.hasmetadata.md)

## NamespacedReflect.hasMetadata() method

Check if the target has corresponding metadata

<b>Signature:</b>

```typescript
hasMetadata(metadataKey: string, target: Object, propertyKey?: string): boolean;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  metadataKey | <code>string</code> | Key |
|  target | <code>Object</code> | Target |
|  propertyKey | <code>string</code> | Optional property key |

<b>Returns:</b>

`boolean`