@fgv/ts-web-extras/docs/ts-web-extras.filesystemwritablefilestream_2.write.md

Browser-compatible utilities and FileTree implementations

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[Home](./index.md) &gt; [@fgv/ts-web-extras](./ts-web-extras.md) &gt; [FileSystemWritableFileStream\_2](./ts-web-extras.filesystemwritablefilestream_2.md) &gt; [write](./ts-web-extras.filesystemwritablefilestream_2.write.md)

## FileSystemWritableFileStream\_2.write() method

**Signature:**

```typescript
write(data: BufferSource | Blob | string): Promise<void>;
```

## Parameters

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

Parameter


</th><th>

Type


</th><th>

Description


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

data


</td><td>

BufferSource \| Blob \| string


</td><td>


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

**Returns:**

Promise&lt;void&gt;