@fgv/ts-web-extras/docs/ts-web-extras.filetreehelpers.extractfilemetadata.md

Browser-compatible utilities and FileTree implementations

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[Home](./index.md) &gt; [@fgv/ts-web-extras](./ts-web-extras.md) &gt; [FileTreeHelpers](./ts-web-extras.filetreehelpers.md) &gt; [extractFileMetadata](./ts-web-extras.filetreehelpers.extractfilemetadata.md)

## FileTreeHelpers.extractFileMetadata() function

Helper function to extract metadata from a `File`<!-- -->.

**Signature:**

```typescript
export declare function extractFileMetadata(file: File): IFileMetadata;
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

file


</td><td>

File


</td><td>

The File to extract metadata from


</td></tr>
</tbody></table>

**Returns:**

[IFileMetadata](./ts-web-extras.ifilemetadata.md)

[file metadata](./ts-web-extras.ifilemetadata.md) object