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# Memory.deleteMessages()

`.deleteMessages()` 方法根据消息 ID 删除多条消息。

## 用法示例

```typescript
await memory?.deleteMessages(['671ae63f-3a91-4082-a907-fe7de78e10ec'])
```

## 参数

**messageIds** (`string[]`): 要删除的消息 ID 数组

## 返回值

**void** (`Promise<void>`): 在所有消息删除后兑现的 Promise

## 扩展用法示例

```typescript
import { mastra } from './mastra'
import { MastraDBMessage } from '@mastra/core'

const agent = mastra.getAgent('agent')
const memory = await agent.getMemory()

const { messages } = await memory!.recall({ threadId: 'thread-123' })

const messageIds = messages.map((message: MastraDBMessage) => message.id)
await memory?.deleteMessages([...messageIds])
```

## 相关内容

- [Memory 类参考](https://mastra.zisheng.pro/reference/memory/memory-class)
- [recall](https://mastra.zisheng.pro/reference/memory/recall)
- [Memory 入门](https://mastra.zisheng.pro/docs/memory/overview)