---
title: start
framework: system
role: symbol
role_heading: Type Property
path: system/filedescriptor/seekorigin/start
---

# start

Indicates that the offset should be set to the specified value.

## Declaration

```swift
static var start: FileDescriptor.SeekOrigin { get }
```

## Mentioned in

Adopting Swift File Options

## Discussion

Discussion The corresponding C constant is SEEK_SET.

## See Also

### Creating a Seek Origin

- [current](system/filedescriptor/seekorigin/current.md)
- [end](system/filedescriptor/seekorigin/end.md)
- [nextHole](system/filedescriptor/seekorigin/nexthole.md)
- [nextData](system/filedescriptor/seekorigin/nextdata.md)