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

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[Home](./index.md) &gt; [@loopback/context](./context.md) &gt; [BindingSelector](./context.bindingselector.md)

## BindingSelector type

Select binding(s) by key or a filter function

<b>Signature:</b>

```typescript
export declare type BindingSelector<ValueType = unknown> = BindingAddress<ValueType> | BindingFilter<ValueType>;
```