# FILE_OPEN_APPEND

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

Append writes to the end of the file.

```ds title="FILE_OPEN_APPEND"
const FILE_OPEN_APPEND: FileOpenFlags
```

[language/library/src/fs/binding/file.ds:30](https://github.com/destack-sh/destack/blob/main/language/library/src/fs/binding/file.ds#L30)