---
title: sortDescriptorPrototype
framework: appkit
role: symbol
role_heading: Instance Property
path: appkit/nstablecolumn/sortdescriptorprototype
---

# sortDescriptorPrototype

The table column’s sort descriptor prototype.

## Declaration

```swift
@NSCopying var sortDescriptorPrototype: NSSortDescriptor? { get set }
```

## Discussion

Discussion A table column is considered sortable if it has a sort descriptor that specifies the sorting direction, a key to sort by, and a selector that defines how to sort.