---
title: insertionIndex
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/nsbinarysearchingoptions/insertionindex
---

# insertionIndex

Returns the index at which you should insert the object in order to maintain a sorted array.

## Declaration

```swift
static var insertionIndex: NSBinarySearchingOptions { get }
```

## See Also

### Constants

- [firstEqual](foundation/nsbinarysearchingoptions/firstequal.md)
- [lastEqual](foundation/nsbinarysearchingoptions/lastequal.md)