@fgv/ts-web-extras/docs/ts-web-extras.isfilehandle.md

Browser-compatible utilities and FileTree implementations

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## isFileHandle() function

Type guard to check if a FileSystemHandle is a file handle

**Signature:**

```typescript
export declare function isFileHandle(handle: FileSystemHandle): handle is FileSystemFileHandle;
```

## Parameters

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

Parameter


</th><th>

Type


</th><th>

Description


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

handle


</td><td>

[FileSystemHandle](./ts-web-extras.filesystemhandle_2.md)


</td><td>

The handle to check


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

**Returns:**

handle is [FileSystemFileHandle](./ts-web-extras.filesystemfilehandle_2.md)

True if the handle is a FileSystemFileHandle