# FILE_VOLUME_NAME_LENGTH

`import { FILE_VOLUME_NAME_LENGTH } from "destack:fs/binding";`

Request maximum filename length.

```ds title="FILE_VOLUME_NAME_LENGTH"
const FILE_VOLUME_NAME_LENGTH: FileVolumeMask
```

[language/library/src/fs/binding/volume.ds:28](https://github.com/destack-sh/destack/blob/main/language/library/src/fs/binding/volume.ds#L28)