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

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[Home](./index.md) &gt; [@loopback/context](./context.md) &gt; [BINDING\_METADATA\_KEY](./context.binding_metadata_key.md)

## BINDING\_METADATA\_KEY variable

Metadata key for binding metadata

<b>Signature:</b>

```typescript
BINDING_METADATA_KEY: MetadataAccessor<BindingMetadata, ClassDecorator>
```

