@loopback/docs/site/apidocs/core.component.lifecycleobservers.md

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---
lang: en
title: 'API docs: core.component.lifecycleobservers'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/core
permalink: /doc/en/lb4/apidocs.core.component.lifecycleobservers.html
---

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[Home](./index.md) &gt; [@loopback/core](./core.md) &gt; [Component](./core.component.md) &gt; [lifeCycleObservers](./core.component.lifecycleobservers.md)

## Component.lifeCycleObservers property

<b>Signature:</b>

```typescript
lifeCycleObservers?: Constructor<LifeCycleObserver>[];
```