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---
lang: en
title: 'API docs: context.binding.to'
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.binding.to.html
---
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[Home](./index.md) > [@loopback/context](./context.md) > [Binding](./context.binding.md) > [to](./context.binding.to.md)
## Binding.to() method
Bind the key to a constant value. The value must be already available at binding time, it is not allowed to pass a Promise instance.
**Signature:**
```typescript
to(value: T): this;
```
## Parameters
<table><thead><tr><th>
Parameter
</th><th>
Type
</th><th>
Description
</th></tr></thead>
<tbody><tr><td markdown="1">
value
</td><td markdown="1">
T
</td><td markdown="1">
The bound value.
</td></tr>
</tbody></table>
**Returns:**
this
## Example
```ts
ctx.bind('appName').to('CodeHub');
```