---
title: startIndex
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/indexset/startindex
---

# startIndex

The beginning index in the set.

## Declaration

```swift
var startIndex: IndexSet.Index { get }
```

## See Also

### Manipulating Indexes

- [endIndex](foundation/indexset/endindex.md)
- [index(after:)](foundation/indexset/index(after:).md)
- [index(before:)](foundation/indexset/index(before:).md)
- [formIndex(after:)](foundation/indexset/formindex(after:).md)
- [formIndex(before:)](foundation/indexset/formindex(before:).md)
- [indexRange(in:)](foundation/indexset/indexrange(in:)-539lz.md)