---
title: length
framework: fskit
role: symbol
role_heading: Instance Property
path: fskit/fsmutablefiledatabuffer/length
---

# length

The data length of the buffer.

## Declaration

```swift
var length: Int { get }
```

## See Also

### Accessing buffer properties

- [withUnsafeMutableBytes(_:)](fskit/fsmutablefiledatabuffer/withunsafemutablebytes(_:).md)