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[`TextFileView`](TextFileView) › [`onUnloadFile`](TextFileView/onUnloadFile)
## TextFileView.onUnloadFile() method
0.10.12
**Signature:**
```typescript
onUnloadFile(file: TFile): Promise<void>;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| <code>file</code> | [`TFile`](TFile) | |
**Returns:**
`Promise<void>`