---
lang: en
title: 'API docs: metadata.decoratorfactory.inherit'
keywords: LoopBack 4.0, LoopBack 4
sidebar: lb4_sidebar
permalink: /doc/en/lb4/apidocs.metadata.decoratorfactory.inherit.html
---

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[Home](./index.md) &gt; [@loopback/metadata](./metadata.md) &gt; [DecoratorFactory](./metadata.decoratorfactory.md) &gt; [inherit](./metadata.decoratorfactory.inherit.md)

## DecoratorFactory.inherit() method

Inherit metadata from base classes. By default, this method merges base metadata into the spec if `allowInheritance` is set to `true`<!-- -->. To customize the behavior, this method can be overridden by sub classes.

<b>Signature:</b>

```typescript
protected inherit(inheritedMetadata: T | undefined | null): T;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  inheritedMetadata | <code>T &#124; undefined &#124; null</code> | Metadata from base classes for the member |

<b>Returns:</b>

`T`


