---
title: append
framework: virtualization
role: symbol
role_heading: Instance Property
path: virtualization/vzfileserialportattachment/append
---

# append

A Boolean that indicates whether the virtual machine appends data to the file.

## Declaration

```swift
var append: Bool { get }
```

## Discussion

Discussion When the value of this property is true, the virtual machine appends new data to the file; otherwise, it replaces the existing contents of the file before writing new data to it.

## See Also

### Getting the file details

- [url](virtualization/vzfileserialportattachment/url.md)