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---
lang: en
title: 'API docs: context.bindingtype'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/context
permalink: /doc/en/lb4/apidocs.context.bindingtype.html
---
<!-- Do not edit this file. It is automatically generated by API Documenter. -->
[Home](./index.md) > [@loopback/context](./context.md) > [BindingType](./context.bindingtype.md)
## BindingType enum
Type of the binding source
**Signature:**
```typescript
export declare enum BindingType
```
## Enumeration Members
<table><thead><tr><th>
Member
</th><th>
Value
</th><th>
Description
</th></tr></thead>
<tbody><tr><td markdown="1">
ALIAS
</td><td markdown="1">
`"Alias"`
</td><td markdown="1">
A alias to another binding key with optional path
</td></tr>
<tr><td markdown="1">
CLASS
</td><td markdown="1">
`"Class"`
</td><td markdown="1">
A class to be instantiated as the value
</td></tr>
<tr><td markdown="1">
CONSTANT
</td><td markdown="1">
`"Constant"`
</td><td markdown="1">
A fixed value
</td></tr>
<tr><td markdown="1">
DYNAMIC\_VALUE
</td><td markdown="1">
`"DynamicValue"`
</td><td markdown="1">
A function to get the value
</td></tr>
<tr><td markdown="1">
PROVIDER
</td><td markdown="1">
`"Provider"`
</td><td markdown="1">
A provider class with `value()` function to get the value
</td></tr>
</tbody></table>